diff --git a/.pre-commit-config.yaml b/.pre-commit-config.yaml
index e36d6346f9a7ae3356817771eb0d1b3c678d0d59..c15161ed18d29e664ee3cf8272672d7334e61bf9 100644
--- a/.pre-commit-config.yaml
+++ b/.pre-commit-config.yaml
@@ -4,5 +4,12 @@ repos:
     hooks:
     -   id: trailing-whitespace
         args: [--markdown-linebreak-ext=md, --markdown-linebreak-ext=pandoc]
+-   repo: local
+    hooks:
+    -   id: git-diff-check
+        name: git-diff-check
+        entry: git diff --check --cached -- ':!*.md' ':!*.pandoc' ':!*.asc' ':!*.dat' ':!*.ts'
+        language: system
+        stages: [commit, manual]
 
 exclude: 'ThirdParty/*|Tests/Data/*'