diff --git a/all.sh b/all.sh
index e4b785e4..9a79ab8b 100755
--- a/all.sh
+++ b/all.sh
@@ -54,7 +54,7 @@ bash_tools_start_time="$(start_timer)"
 . "$srcdir/check_travis_yml.sh"
 
 # too heavy to run all the time, isExcluded on every file has really bad performance
-#"$srcdir/whitespace.sh"
+. "$srcdir/whitespace.sh"
 
 #for script in $(find . -name 'test*.sh'); do
 #    "$srcdir/$script" -vvv