diff --git a/services/scripts/build_base_image.sh b/services/scripts/build_base_image.sh
--- a/services/scripts/build_base_image.sh
+++ b/services/scripts/build_base_image.sh
@@ -3,8 +3,8 @@
 set -e
 
 if [ "$#" -gt 1 ]; then
-		echo "usage: $0 [TAG]"
-		exit 1
+  echo "usage: $0 [TAG]"
+  exit 1
 fi
 
 tag=${1:-"1.0"}