diff --git a/install.sh b/install.sh
index eb6be24..651ab1b 100644
--- a/install.sh
+++ b/install.sh
@@ -2,7 +2,7 @@
 
 # Check if script name argument is provided
 if [ -z "$1" ]; then
-    echo "Usage: $0 <script-name>"
+    echo "Usage: $0 <script-name>.sh"
     exit 1
 fi