diff --git a/entrypoint.sh b/entrypoint.sh
index a6384f3..37d57e9 100755
--- a/entrypoint.sh
+++ b/entrypoint.sh
@@ -170,7 +170,7 @@ if [[ "$MUMBLE_UID" != "0" ]]; then
   usermod -ou "$MUMBLE_UID" mumble
   if [[ "$MUMBLE_CHOWN" = true ]]; then
     echo "Changing owner of folder ${DATA_DIR}"
-    chown -R mumble:mumble ${DATA_DIR}
+    chown -R mumble:mumble "${DATA_DIR}"
   fi
   exec runuser -u mumble -g mumble -- "$@"
 fi