diff --git a/test/index.mjs b/test/index.mjs
index 9bb93a601..9517816f7 100644
--- a/test/index.mjs
+++ b/test/index.mjs
@@ -61,6 +61,7 @@ import "./tests/operations/ParseIPRange";
 import "./tests/operations/PowerSet";
 import "./tests/operations/Regex";
 import "./tests/operations/Register";
+import "./tests/operations/RemoveLetterAccents";
 import "./tests/operations/Rotate";
 import "./tests/operations/SeqUtils";
 import "./tests/operations/SetDifference";
diff --git a/test/tests/operations/RemoveLetterAccents.mjs b/test/tests/operations/RemoveLetterAccents.mjs
new file mode 100644
index 000000000..638cbea12
--- /dev/null
+++ b/test/tests/operations/RemoveLetterAccents.mjs
@@ -0,0 +1,23 @@
+
+/**
+ * Remove Letter Accents tests.
+ *
+ * @author Klaxon [klaxon@veyr.com]
+ * @copyright Crown Copyright 2017
+ * @license Apache-2.0
+ */
+import TestRegister from "../../TestRegister";
+
+TestRegister.addTests([
+    {
+        name: "Remove Letter Accents",
+        input: "\xe0, \xe8, \xec, \xf2, \xf9  \xc0, \xc8, \xcc, \xd2, \xd9\n\xe1, \xe9, \xed, \xf3, \xfa, \xfd \xc1, \xc9, \xcd, \xd3, \xda, \xdd\n\xe2, \xea, \xee, \xf4, \xfb \xc2, \xca, \xce, \xd4, \xdb\n\xe3, \xf1, \xf5 \xc3, \xd1, \xd5\n\xe4, \xeb, \xef, \xf6, \xfc, \xff \xc4, \xcb, \xcf, \xd6, \xdc, \u0178\n\xe5, \xc5",
+        expectedOutput: "a, e, i, o, u  A, E, I, O, U\na, e, i, o, u, y A, E, I, O, U, Y\na, e, i, o, u A, E, I, O, U\na, n, o A, N, O\na, e, i, o, u, y A, E, I, O, U, Y\na, A",
+        recipeConfig: [
+            {
+                "op": "Remove Letter Accents",
+                "args": []
+            },
+        ],
+    },
+]);