diff --git a/m/mongo-c-driver/mongo-c-driver_ubi_9.3.sh b/m/mongo-c-driver/mongo-c-driver_ubi_9.3.sh
index 4743d12..7b82b90 100644
--- a/m/mongo-c-driver/mongo-c-driver_ubi_9.3.sh
+++ b/m/mongo-c-driver/mongo-c-driver_ubi_9.3.sh
@@ -35,6 +35,7 @@ git clone $PACKAGE_URL
 cd  $PACKAGE_NAME
 git checkout $PACKAGE_VERSION
 
+# Create build dir 
 mkdir cmake-build
 cd cmake-build
 
@@ -52,4 +53,4 @@ if ! make && make install; then
 else
     echo "Build, Install and Test Success!"
     exit 0
-fi
\ No newline at end of file
+fi