diff --git a/.github/workflows/pr.yml b/.github/workflows/pr.yml
index 02d309fa..898a4c06 100644
--- a/.github/workflows/pr.yml
+++ b/.github/workflows/pr.yml
@@ -74,5 +74,5 @@ jobs:
         uses: actions/setup-go@v2
         with:
           go-version: 1.14
-      - name: Check if README.md is up to date
-        run: make check_generated
+      - name: Check generated files are up to date
+        run: make fast_check_generated
diff --git a/Makefile b/Makefile
index 20264b4b..16138e4d 100644
--- a/Makefile
+++ b/Makefile
@@ -41,12 +41,18 @@ test_linters:
 # Maintenance
 
 generate: install.sh assets/github-action-config.json
-.PHONY: generate
+fast_generate: assets/github-action-config.json
+.PHONY: generate fast_generate
 
 maintainer-clean: clean
 	rm -rf install.sh
 .PHONY: maintainer-clean
 
+fast_check_generated:
+	$(MAKE) --always-make fast_generate
+	git checkout -- go.mod go.sum # can differ between go1.12 and go1.13
+	git diff --exit-code # check no changes
+
 check_generated:
 	$(MAKE) --always-make generate
 	git checkout -- go.mod go.sum # can differ between go1.12 and go1.13