diff --git a/check_ruby_syntax.sh b/check_ruby_syntax.sh
index fd3e7c1a..63a69449 100755
--- a/check_ruby_syntax.sh
+++ b/check_ruby_syntax.sh
@@ -18,7 +18,7 @@ set -eu
 [ -n "${DEBUG:-}" ] && set -x
 srcdir="$( cd "$( dirname "${BASH_SOURCE[0]}" )" && pwd )"
 
-# shellcheck disable=SC1090
+# shellcheck source=lib/utils.sh
 . "$srcdir/lib/utils.sh"
 
 if [ -z "$(find "${1:-.}" -maxdepth 2 -type f -iname '*.pl' -o -iname '*.pm' -o -iname '*.t')" ]; then