diff --git a/.github/workflows/gofumpt.yml b/.github/workflows/gofumpt.yml
index 161d114..86b6b9c 100644
--- a/.github/workflows/gofumpt.yml
+++ b/.github/workflows/gofumpt.yml
@@ -17,7 +17,7 @@ jobs:
         with:
           go-version: "1.18"
       - name: Install gofumpt
-        run: go install mvdan.cc/gofumpt@latest
+        run: go install mvdan.cc/gofumpt@0.4.0
       - name: Check formatting with gofumpt
         run: |
           if [ -n "$(gofumpt -l .)" ]; then