diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 06d6ed64772f..070df794b94a 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -31,7 +31,7 @@ jobs:
         pip install -r requirements.txt
 
     - name: Lint with flake8
-      continue-on-error: true
+      continue-on-error: false
       run: flake8 scripts/ tests/ --select E303,W293,W291,W292,E305
 
     - name: Run unittest tests with coverage