diff --git a/.github/workflows/build.yml b/.github/workflows/build.yml
index cbe5c841a433cf..0aaccb6d8bcefe 100644
--- a/.github/workflows/build.yml
+++ b/.github/workflows/build.yml
@@ -143,6 +143,11 @@ jobs:
           make regen-deepfreeze
           make -j4 regen-all
           make regen-stdlib-module-names
+      - name: Run patchcheck
+        if: github.event_name == 'pull_request'
+        run: |
+          git fetch origin
+          make ARGS="--ci true" patchcheck
       - name: Check for changes
         run: |
           git add -u
diff --git a/Makefile.pre.in b/Makefile.pre.in
index ba35e1b563ce26..853dbf946dd12c 100644
--- a/Makefile.pre.in
+++ b/Makefile.pre.in
@@ -2764,7 +2764,7 @@ funny:
 # Perform some verification checks on any modified files.
 .PHONY: patchcheck
 patchcheck: all
-	$(RUNSHARED) ./$(BUILDPYTHON) $(srcdir)/Tools/patchcheck/patchcheck.py
+	$(RUNSHARED) ./$(BUILDPYTHON) $(srcdir)/Tools/patchcheck/patchcheck.py $(ARGS)
 
 .PHONY: check-limited-abi
 check-limited-abi: all