diff --git a/src/app/accounts/views/accountsLoginInfo.html b/src/app/accounts/views/accountsLoginInfo.html
index cef70feb..0aab7905 100644
--- a/src/app/accounts/views/accountsLoginInfo.html
+++ b/src/app/accounts/views/accountsLoginInfo.html
@@ -1,7 +1,7 @@
 <p class="login-box-msg">Log in to access your vault.</p>
 <form name="loginForm" ng-submit="loginForm.$valid && login(model)" api-form="loginPromise">
     <div class="callout callout-danger validation-errors" ng-show="loginForm.$errors">
-        <h4>Errors have occured</h4>
+        <h4>Errors have occurred</h4>
         <ul>
             <li ng-repeat="e in loginForm.$errors">{{e}}</li>
         </ul>
diff --git a/src/app/accounts/views/accountsLoginTwoFactor.html b/src/app/accounts/views/accountsLoginTwoFactor.html
index 7c31a106..0e332841 100644
--- a/src/app/accounts/views/accountsLoginTwoFactor.html
+++ b/src/app/accounts/views/accountsLoginTwoFactor.html
@@ -1,7 +1,7 @@
 <p class="login-box-msg">Enter your two-step verification code.</p>
 <form name="twoFactorForm" ng-submit="twoFactorForm.$valid && twoFactor(model)" api-form="twoFactorPromise">
     <div class="callout callout-danger validation-errors" ng-show="twoFactorForm.$errors">
-        <h4>Errors have occured</h4>
+        <h4>Errors have occurred</h4>
         <ul>
             <li ng-repeat="e in twoFactorForm.$errors">{{e}}</li>
         </ul>
diff --git a/src/app/accounts/views/accountsPasswordHint.html b/src/app/accounts/views/accountsPasswordHint.html
index 7837a4d5..87b9757d 100644
--- a/src/app/accounts/views/accountsPasswordHint.html
+++ b/src/app/accounts/views/accountsPasswordHint.html
@@ -13,7 +13,7 @@
         <form name="passwordHintForm" ng-submit="passwordHintForm.$valid && submit(model)" ng-show="!success"
               api-form="submitPromise">
             <div class="callout callout-danger validation-errors" ng-show="passwordHintForm.$errors">
-                <h4>Errors have occured</h4>
+                <h4>Errors have occurred</h4>
                 <ul>
                     <li ng-repeat="e in passwordHintForm.$errors">{{e}}</li>
                 </ul>
diff --git a/src/app/accounts/views/accountsRecover.html b/src/app/accounts/views/accountsRecover.html
index 3cf9d872..fea84739 100644
--- a/src/app/accounts/views/accountsRecover.html
+++ b/src/app/accounts/views/accountsRecover.html
@@ -13,7 +13,7 @@
         <form name="recoverForm" ng-submit="recoverForm.$valid && submit(model)" ng-show="!success"
               api-form="submitPromise">
             <div class="callout callout-danger validation-errors" ng-show="recoverForm.$errors">
-                <h4>Errors have occured</h4>
+                <h4>Errors have occurred</h4>
                 <ul>
                     <li ng-repeat="e in recoverForm.$errors">{{e}}</li>
                 </ul>
diff --git a/src/app/accounts/views/accountsRegister.html b/src/app/accounts/views/accountsRegister.html
index 9dfae0a6..584a67a7 100644
--- a/src/app/accounts/views/accountsRegister.html
+++ b/src/app/accounts/views/accountsRegister.html
@@ -18,7 +18,7 @@
                 <p>Before creating your organization, you first need to create a free personal account.</p>
             </div>
             <div class="callout callout-danger validation-errors" ng-show="registerForm.$errors">
-                <h4>Errors have occured</h4>
+                <h4>Errors have occurred</h4>
                 <ul>
                     <li ng-repeat="e in registerForm.$errors">{{e}}</li>
                 </ul>
diff --git a/src/app/organization/views/organizationBillingAdjustSeats.html b/src/app/organization/views/organizationBillingAdjustSeats.html
index dd3535aa..82c05059 100644
--- a/src/app/organization/views/organizationBillingAdjustSeats.html
+++ b/src/app/organization/views/organizationBillingAdjustSeats.html
@@ -22,7 +22,7 @@
             </p>
         </div>
         <div class="callout callout-danger validation-errors" ng-show="form.$errors">
-            <h4>Errors have occured</h4>
+            <h4>Errors have occurred</h4>
             <ul>
                 <li ng-repeat="e in form.$errors">{{e}}</li>
             </ul>
diff --git a/src/app/organization/views/organizationBillingChangePayment.html b/src/app/organization/views/organizationBillingChangePayment.html
index f83d0f97..8b93ef8e 100644
--- a/src/app/organization/views/organizationBillingChangePayment.html
+++ b/src/app/organization/views/organizationBillingChangePayment.html
@@ -8,7 +8,7 @@
 <form name="form" ng-submit="form.$valid && submit()" api-form="submitPromise">
     <div class="modal-body">
         <div class="callout callout-danger validation-errors" ng-show="form.$errors">
-            <h4>Errors have occured</h4>
+            <h4>Errors have occurred</h4>
             <ul>
                 <li ng-repeat="e in form.$errors">{{e}}</li>
             </ul>
diff --git a/src/app/organization/views/organizationCollectionsAdd.html b/src/app/organization/views/organizationCollectionsAdd.html
index f7496801..005a030b 100644
--- a/src/app/organization/views/organizationCollectionsAdd.html
+++ b/src/app/organization/views/organizationCollectionsAdd.html
@@ -15,7 +15,7 @@
             </p>
         </div>
         <div class="callout callout-danger validation-errors" ng-show="form.$errors">
-            <h4>Errors have occured</h4>
+            <h4>Errors have occurred</h4>
             <ul>
                 <li ng-repeat="e in form.$errors">{{e}}</li>
             </ul>
diff --git a/src/app/organization/views/organizationCollectionsEdit.html b/src/app/organization/views/organizationCollectionsEdit.html
index 6e2a88c4..7fdea03d 100644
--- a/src/app/organization/views/organizationCollectionsEdit.html
+++ b/src/app/organization/views/organizationCollectionsEdit.html
@@ -16,7 +16,7 @@
             </p>
         </div>
         <div class="callout callout-danger validation-errors" ng-show="form.$errors">
-            <h4>Errors have occured</h4>
+            <h4>Errors have occurred</h4>
             <ul>
                 <li ng-repeat="e in form.$errors">{{e}}</li>
             </ul>
diff --git a/src/app/organization/views/organizationDelete.html b/src/app/organization/views/organizationDelete.html
index 96941a9d..5669adde 100644
--- a/src/app/organization/views/organizationDelete.html
+++ b/src/app/organization/views/organizationDelete.html
@@ -14,7 +14,7 @@
             Deleting this organization is permanent. It cannot be undone.
         </div>
         <div class="callout callout-danger validation-errors" ng-show="form.$errors">
-            <h4>Errors have occured</h4>
+            <h4>Errors have occurred</h4>
             <ul>
                 <li ng-repeat="e in form.$errors">{{e}}</li>
             </ul>
diff --git a/src/app/organization/views/organizationGroupsAdd.html b/src/app/organization/views/organizationGroupsAdd.html
index c9fcf4f2..4f50aa85 100644
--- a/src/app/organization/views/organizationGroupsAdd.html
+++ b/src/app/organization/views/organizationGroupsAdd.html
@@ -12,7 +12,7 @@
             </p>
         </div>
         <div class="callout callout-danger validation-errors" ng-show="form.$errors">
-            <h4>Errors have occured</h4>
+            <h4>Errors have occurred</h4>
             <ul>
                 <li ng-repeat="e in form.$errors">{{e}}</li>
             </ul>
diff --git a/src/app/organization/views/organizationGroupsEdit.html b/src/app/organization/views/organizationGroupsEdit.html
index ef893273..64c7880c 100644
--- a/src/app/organization/views/organizationGroupsEdit.html
+++ b/src/app/organization/views/organizationGroupsEdit.html
@@ -12,7 +12,7 @@
             </p>
         </div>
         <div class="callout callout-danger validation-errors" ng-show="form.$errors">
-            <h4>Errors have occured</h4>
+            <h4>Errors have occurred</h4>
             <ul>
                 <li ng-repeat="e in form.$errors">{{e}}</li>
             </ul>
diff --git a/src/app/organization/views/organizationPeopleEdit.html b/src/app/organization/views/organizationPeopleEdit.html
index 39f35c58..a08006b1 100644
--- a/src/app/organization/views/organizationPeopleEdit.html
+++ b/src/app/organization/views/organizationPeopleEdit.html
@@ -5,7 +5,7 @@
 <form name="form" ng-submit="form.$valid && submit()" api-form="submitPromise">
     <div class="modal-body">
         <div class="callout callout-danger validation-errors" ng-show="form.$errors">
-            <h4>Errors have occured</h4>
+            <h4>Errors have occurred</h4>
             <ul>
                 <li ng-repeat="e in form.$errors">{{e}}</li>
             </ul>
diff --git a/src/app/organization/views/organizationPeopleInvite.html b/src/app/organization/views/organizationPeopleInvite.html
index 2c949b31..0c34af97 100644
--- a/src/app/organization/views/organizationPeopleInvite.html
+++ b/src/app/organization/views/organizationPeopleInvite.html
@@ -9,7 +9,7 @@
             a bitwarden account already, they will be prompted to create a new account.
         </p>
         <div class="callout callout-danger validation-errors" ng-show="inviteForm.$errors">
-            <h4>Errors have occured</h4>
+            <h4>Errors have occurred</h4>
             <ul>
                 <li ng-repeat="e in inviteForm.$errors">{{e}}</li>
             </ul>
diff --git a/src/app/organization/views/organizationSettings.html b/src/app/organization/views/organizationSettings.html
index aa3335d6..042015e2 100644
--- a/src/app/organization/views/organizationSettings.html
+++ b/src/app/organization/views/organizationSettings.html
@@ -14,7 +14,7 @@
                 <div class="row">
                     <div class="col-sm-9">
                         <div class="callout callout-danger validation-errors" ng-show="generalForm.$errors">
-                            <h4>Errors have occured</h4>
+                            <h4>Errors have occurred</h4>
                             <ul>
                                 <li ng-repeat="e in generalForm.$errors">{{e}}</li>
                             </ul>
diff --git a/src/app/organization/views/organizationVaultLoginCollections.html b/src/app/organization/views/organizationVaultLoginCollections.html
index 8ba3f890..e72f50ff 100644
--- a/src/app/organization/views/organizationVaultLoginCollections.html
+++ b/src/app/organization/views/organizationVaultLoginCollections.html
@@ -6,7 +6,7 @@
     <div class="modal-body">
         <p>Edit the collections that this login is being shared with.</p>
         <div class="callout callout-danger validation-errors" ng-show="form.$errors">
-            <h4>Errors have occured</h4>
+            <h4>Errors have occurred</h4>
             <ul>
                 <li ng-repeat="e in form.$errors">{{e}}</li>
             </ul>
diff --git a/src/app/services/validationService.js b/src/app/services/validationService.js
index f448b7f9..e52e314b 100644
--- a/src/app/services/validationService.js
+++ b/src/app/services/validationService.js
@@ -6,7 +6,7 @@
 
         _service.addErrors = function (form, reason) {
             var data = reason.data;
-            var defaultErrorMessage = 'An unexpected error has occured.';
+            var defaultErrorMessage = 'An unexpected error has occurred.';
             form.$errors = [];
 
             if (!data || !angular.isObject(data)) {
diff --git a/src/app/settings/views/settings.html b/src/app/settings/views/settings.html
index 2d47c239..526fc9d9 100644
--- a/src/app/settings/views/settings.html
+++ b/src/app/settings/views/settings.html
@@ -14,7 +14,7 @@
                 <div class="row">
                     <div class="col-sm-9">
                         <div class="callout callout-danger validation-errors" ng-show="generalForm.$errors">
-                            <h4>Errors have occured</h4>
+                            <h4>Errors have occurred</h4>
                             <ul>
                                 <li ng-repeat="e in generalForm.$errors">{{e}}</li>
                             </ul>
@@ -62,7 +62,7 @@
                 <div class="row">
                     <div class="col-sm-9">
                         <div class="callout callout-danger validation-errors" ng-show="masterPasswordForm.$errors">
-                            <h4>Errors have occured</h4>
+                            <h4>Errors have occurred</h4>
                             <ul>
                                 <li ng-repeat="e in masterPasswordForm.$errors">{{e}}</li>
                             </ul>
diff --git a/src/app/settings/views/settingsAddEditEquivalentDomain.html b/src/app/settings/views/settingsAddEditEquivalentDomain.html
index e51b5078..c92872d4 100644
--- a/src/app/settings/views/settingsAddEditEquivalentDomain.html
+++ b/src/app/settings/views/settingsAddEditEquivalentDomain.html
@@ -5,7 +5,7 @@
 <form name="domainAddEditForm" ng-submit="domainAddEditForm.$valid && submit(domainAddEditForm)">
     <div class="modal-body">
         <div class="callout callout-danger validation-errors" ng-show="domainAddEditForm.$errors">
-            <h4>Errors have occured</h4>
+            <h4>Errors have occurred</h4>
             <ul>
                 <li ng-repeat="e in domainAddEditForm.$errors">{{e}}</li>
             </ul>
diff --git a/src/app/settings/views/settingsChangeEmail.html b/src/app/settings/views/settingsChangeEmail.html
index a972939c..8d6745f0 100644
--- a/src/app/settings/views/settingsChangeEmail.html
+++ b/src/app/settings/views/settingsChangeEmail.html
@@ -6,7 +6,7 @@
     <div class="modal-body">
         <p>Below you can change your account's email address.</p>
         <div class="callout callout-danger validation-errors" ng-show="changeEmailForm.$errors">
-            <h4>Errors have occured</h4>
+            <h4>Errors have occurred</h4>
             <ul>
                 <li ng-repeat="e in changeEmailForm.$errors">{{e}}</li>
             </ul>
diff --git a/src/app/settings/views/settingsChangePassword.html b/src/app/settings/views/settingsChangePassword.html
index c88bb888..0e8f1893 100644
--- a/src/app/settings/views/settingsChangePassword.html
+++ b/src/app/settings/views/settingsChangePassword.html
@@ -11,7 +11,7 @@
             Proceeding will log you out of your current session, requiring you to log back in.
         </div>
         <div class="callout callout-danger validation-errors" ng-show="changePasswordForm.$errors">
-            <h4>Errors have occured</h4>
+            <h4>Errors have occurred</h4>
             <ul>
                 <li ng-repeat="e in changePasswordForm.$errors">{{e}}</li>
             </ul>
diff --git a/src/app/settings/views/settingsCreateOrganization.html b/src/app/settings/views/settingsCreateOrganization.html
index eeb4dc34..ff766a8d 100644
--- a/src/app/settings/views/settingsCreateOrganization.html
+++ b/src/app/settings/views/settingsCreateOrganization.html
@@ -13,7 +13,7 @@
             </div>
             <div class="box-body">
                 <div class="callout callout-danger validation-errors" ng-show="createOrgForm.$errors">
-                    <h4>Errors have occured</h4>
+                    <h4>Errors have occurred</h4>
                     <ul>
                         <li ng-repeat="e in createOrgForm.$errors">{{e}}</li>
                     </ul>
diff --git a/src/app/settings/views/settingsDelete.html b/src/app/settings/views/settingsDelete.html
index b79cc80e..aac207e9 100644
--- a/src/app/settings/views/settingsDelete.html
+++ b/src/app/settings/views/settingsDelete.html
@@ -10,7 +10,7 @@
             Deleting your account is permanent. It cannot be undone.
         </div>
         <div class="callout callout-danger validation-errors" ng-show="deleteAccountForm.$errors">
-            <h4>Errors have occured</h4>
+            <h4>Errors have occurred</h4>
             <ul>
                 <li ng-repeat="e in deleteAccountForm.$errors">{{e}}</li>
             </ul>
diff --git a/src/app/settings/views/settingsSessions.html b/src/app/settings/views/settingsSessions.html
index 4d46373b..0ba175f6 100644
--- a/src/app/settings/views/settingsSessions.html
+++ b/src/app/settings/views/settingsSessions.html
@@ -12,7 +12,7 @@
             Proceeding will log you out of your current session as well, requiring you to log back in.
         </div>
         <div class="callout callout-danger validation-errors" ng-show="logoutSessionsForm.$errors">
-            <h4>Errors have occured</h4>
+            <h4>Errors have occurred</h4>
             <ul>
                 <li ng-repeat="e in logoutSessionsForm.$errors">{{e}}</li>
             </ul>
diff --git a/src/app/settings/views/settingsTwoFactor.html b/src/app/settings/views/settingsTwoFactor.html
index 1d1e0a13..9226b63a 100644
--- a/src/app/settings/views/settingsTwoFactor.html
+++ b/src/app/settings/views/settingsTwoFactor.html
@@ -11,7 +11,7 @@
         </p>
         <p ng-show="!enabled()">To get started with two-step log in enter your master password below.</p>
         <div class="callout callout-danger validation-errors" ng-show="authTwoStepForm.$errors">
-            <h4>Errors have occured</h4>
+            <h4>Errors have occurred</h4>
             <ul>
                 <li ng-repeat="e in authTwoStepForm.$errors">{{e}}</li>
             </ul>
@@ -105,7 +105,7 @@
         </div>
         <hr ng-show="enabled()" />
         <div class="callout callout-danger validation-errors" ng-show="updateTwoStepForm.$errors">
-            <h4>Errors have occured</h4>
+            <h4>Errors have occurred</h4>
             <ul>
                 <li ng-repeat="e in updateTwoStepForm.$errors">{{e}}</li>
             </ul>
diff --git a/src/app/tools/views/toolsExport.html b/src/app/tools/views/toolsExport.html
index 0f752e98..afcb8b39 100644
--- a/src/app/tools/views/toolsExport.html
+++ b/src/app/tools/views/toolsExport.html
@@ -11,7 +11,7 @@
             over unsecure channels (such as email). Delete it immediately after you are done using it.
         </div>
         <div class="callout callout-danger validation-errors" ng-show="exportForm.$errors">
-            <h4>Errors have occured</h4>
+            <h4>Errors have occurred</h4>
             <ul>
                 <li ng-repeat="e in exportForm.$errors">{{e}}</li>
             </ul>
diff --git a/src/app/tools/views/toolsImport.html b/src/app/tools/views/toolsImport.html
index db9f9dfd..c4b43d0c 100644
--- a/src/app/tools/views/toolsImport.html
+++ b/src/app/tools/views/toolsImport.html
@@ -5,7 +5,7 @@
 <form name="importForm" ng-submit="importForm.$valid && import(model, importForm)" ng-show="!processing">
     <div class="modal-body">
         <div class="callout callout-danger validation-errors" ng-show="importForm.$errors">
-            <h4>Errors have occured</h4>
+            <h4>Errors have occurred</h4>
             <ul>
                 <li ng-repeat="e in importForm.$errors">{{e}}</li>
             </ul>
diff --git a/src/app/vault/views/vaultAddFolder.html b/src/app/vault/views/vaultAddFolder.html
index e1a8ba88..c5319ac4 100644
--- a/src/app/vault/views/vaultAddFolder.html
+++ b/src/app/vault/views/vaultAddFolder.html
@@ -5,7 +5,7 @@
 <form name="addFolderForm" ng-submit="addFolderForm.$valid && save(folder)" api-form="savePromise">
     <div class="modal-body">
         <div class="callout callout-danger validation-errors" ng-show="addFolderForm.$errors">
-            <h4>Errors have occured</h4>
+            <h4>Errors have occurred</h4>
             <ul>
                 <li ng-repeat="e in addFolderForm.$errors">{{e}}</li>
             </ul>
diff --git a/src/app/vault/views/vaultAddLogin.html b/src/app/vault/views/vaultAddLogin.html
index dbb433ef..b6af60a9 100644
--- a/src/app/vault/views/vaultAddLogin.html
+++ b/src/app/vault/views/vaultAddLogin.html
@@ -5,7 +5,7 @@
 <form name="addLoginForm" ng-submit="addLoginForm.$valid && save(login)" api-form="savePromise">
     <div class="modal-body">
         <div class="callout callout-danger validation-errors" ng-show="addLoginForm.$errors">
-            <h4>Errors have occured</h4>
+            <h4>Errors have occurred</h4>
             <ul>
                 <li ng-repeat="e in addLoginForm.$errors">{{e}}</li>
             </ul>
diff --git a/src/app/vault/views/vaultEditFolder.html b/src/app/vault/views/vaultEditFolder.html
index c59e8bb2..1a038755 100644
--- a/src/app/vault/views/vaultEditFolder.html
+++ b/src/app/vault/views/vaultEditFolder.html
@@ -5,7 +5,7 @@
 <form name="editFolderForm" ng-submit="editFolderForm.$valid && save(folder)" api-form="savePromise">
     <div class="modal-body">
         <div class="callout callout-danger validation-errors" ng-show="editFolderForm.$errors">
-            <h4>Errors have occured</h4>
+            <h4>Errors have occurred</h4>
             <ul>
                 <li ng-repeat="e in editFolderForm.$errors">{{e}}</li>
             </ul>
diff --git a/src/app/vault/views/vaultEditLogin.html b/src/app/vault/views/vaultEditLogin.html
index 541a8664..39fe76db 100644
--- a/src/app/vault/views/vaultEditLogin.html
+++ b/src/app/vault/views/vaultEditLogin.html
@@ -7,7 +7,7 @@
 <form name="editLoginForm" ng-submit="editLoginForm.$valid && save(login)" api-form="savePromise">
     <div class="modal-body">
         <div class="callout callout-danger validation-errors" ng-show="editLoginForm.$errors">
-            <h4>Errors have occured</h4>
+            <h4>Errors have occurred</h4>
             <ul>
                 <li ng-repeat="e in editLoginForm.$errors">{{e}}</li>
             </ul>
diff --git a/src/app/vault/views/vaultLoginCollections.html b/src/app/vault/views/vaultLoginCollections.html
index a22afefe..7f18b27b 100644
--- a/src/app/vault/views/vaultLoginCollections.html
+++ b/src/app/vault/views/vaultLoginCollections.html
@@ -6,7 +6,7 @@
     <div class="modal-body">
         <p>Edit the collections that this login is being shared with.</p>
         <div class="callout callout-danger validation-errors" ng-show="form.$errors">
-            <h4>Errors have occured</h4>
+            <h4>Errors have occurred</h4>
             <ul>
                 <li ng-repeat="e in form.$errors">{{e}}</li>
             </ul>
diff --git a/src/app/vault/views/vaultShareLogin.html b/src/app/vault/views/vaultShareLogin.html
index 02f8274f..1290dc7c 100644
--- a/src/app/vault/views/vaultShareLogin.html
+++ b/src/app/vault/views/vaultShareLogin.html
@@ -6,7 +6,7 @@
     <div class="modal-body">
         <p>Choose an organization that you wish to share this login with.</p>
         <div class="callout callout-danger validation-errors" ng-show="form.$errors">
-            <h4>Errors have occured</h4>
+            <h4>Errors have occurred</h4>
             <ul>
                 <li ng-repeat="e in form.$errors">{{e}}</li>
             </ul>