diff --git a/scripts/lint b/scripts/lint
index 43c1a9e..ee5646b 100755
--- a/scripts/lint
+++ b/scripts/lint
@@ -3,7 +3,7 @@ set -uo pipefail
 
 cd "$(dirname "$0")/.." || exit 1
 
-emmylua_check --output-format=json . 2> >(grep -v '^Check finished$' >&2) \
+emmylua_check --warnings-as-errors --output-format=json . 2> >(grep -v '^Check finished$' >&2) \
     | jq -r '
         .[]
         | .file as $f