diff --git a/components/cli/contrib/completion/bash/docker b/components/cli/contrib/completion/bash/docker
index ca874bc10c..35dd4d8980 100755
--- a/components/cli/contrib/completion/bash/docker
+++ b/components/cli/contrib/completion/bash/docker
@@ -22,7 +22,7 @@
 # must have access to the socket for the completions to function correctly
 #
 # Note for developers:
-# Please arrange options sorted alphabetically by long name with the short 
+# Please arrange options sorted alphabetically by long name with the short
 # options immediately following their corresponding long form.
 # This order should be applied to lists, alternatives and code blocks.
 
@@ -257,8 +257,8 @@ _docker_build() {
 			;;
 		--file|-f)
 			_filedir
-			return	
-			;;	
+			return
+			;;
 	esac
 
 	case "$cur" in