diff --git a/.github/workflows/linting.yml b/.github/workflows/linting.yml
index 0b8d08d2..735a59ef 100644
--- a/.github/workflows/linting.yml
+++ b/.github/workflows/linting.yml
@@ -83,9 +83,9 @@ jobs:
             doctor-rst-
 
       - name: Run DOCtor-RST
-        if: env.CHANGED_FILES != ''
+        if: ${{ env.CHANGED_FILES != '' }}
         uses: docker://oskarstark/doctor-rst
         with:
-          args: --short --error-format=github docs/
+          args: --short --error-format=github docs/ --cache-file=/github/workspace/.cache/doctor-rst.cache
         env:
           DOCS_DIR: 'docs/'