diff --git a/.pre-commit-config.yaml b/.pre-commit-config.yaml
index e3165dc..0ecd9b1 100644
--- a/.pre-commit-config.yaml
+++ b/.pre-commit-config.yaml
@@ -13,3 +13,4 @@ repos:
     hooks:
       - id: check-merge-conflict
       - id: end-of-file-fixer
+      - id: trailing-whitespace