diff --git a/.gitconfig b/.gitconfig
index 77cda93bc259f4395b7aeff9e410f17146186c3e..3e675607fb796da4cea4bb015e759186980d9311 100644
--- a/.gitconfig
+++ b/.gitconfig
@@ -7,3 +7,4 @@
     clone-recursive = clone --recursive
     push-tags = push --follow-tags
     pull-submodules = submodule foreach git pull
+    diff-cached = diff --cached