diff --git a/.github/workflows/linkcheck.yml b/.github/workflows/linkcheck.yml
index e96f8207..e8103666 100644
--- a/.github/workflows/linkcheck.yml
+++ b/.github/workflows/linkcheck.yml
@@ -22,4 +22,4 @@ jobs:
     - uses: gaurav-nelson/github-action-markdown-link-check@v1
       with:
         use-verbose-mode: 'yes'
-
+        file-extension: '.rst'