diff --git a/Scripts/Functions/Tuneup/Shell/shell.sh b/Scripts/Functions/Tuneup/Shell/shell.sh
index a77dae2..3b93a7d 100755
--- a/Scripts/Functions/Tuneup/Shell/shell.sh
+++ b/Scripts/Functions/Tuneup/Shell/shell.sh
@@ -26,7 +26,7 @@
 function shell {
 
     # Define backend-specific configuration directory.
-    TUNEUP_BACKEND_CONFIG="${TUNEUP_BACKEND_DIR}/$(cli_getRepoName ${TUNEUP_BACKEND} -d)/Config"
+    local CONFIG_DIR="${TUNEUP_BACKEND_DIR}/$(cli_getRepoName ${TUNEUP_BACKEND} -d)/Config"
 
     # Rebuild top comment inside shell scripts, mainly to update
     # copyright information.