diff --git a/restic.sh b/restic.sh
index a39b6c0..83af601 100644
--- a/restic.sh
+++ b/restic.sh
@@ -24,7 +24,7 @@ git pull > /dev/null
 
 # restic version update
 INSTALLED_RESTIC_VERSION=$(restic version | awk '{print $2}')
-if [ ${LATEST_RESTIC_VERSION} != ${INSTALLED_RESTIC_VERSION} ] || [ ! -e '/usr/bin/restic' ]; then
+if [ "${LATEST_RESTIC_VERSION}" != "${INSTALLED_RESTIC_VERSION}" ] || [ ! -e '/usr/bin/restic' ]; then
         # Determine the Kernel and Architecture
         KERNEL=$(uname)
         ARCH=$(uname -m)