diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 70ace6a..95dd715 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -34,6 +34,6 @@ jobs:
           # stop the build if there are Python syntax errors or undefined names
           flake8 opusfilter --count --select=E9,F63,F7,F82 --show-source --statistics
           # exit-zero treats all errors as warnings. The GitHub editor is 127 chars wide
-          flake8 opusfilter --count --exit-zero --max-complexity=10 --max-line-length=127 --statistics
+          flake8 opusfilter --count --exit-zero --statistics
       - name: Run tests with pytest
         run: pytest
diff --git a/setup.cfg b/setup.cfg
index 0fdb3d0..04addab 100644
--- a/setup.cfg
+++ b/setup.cfg
@@ -1,2 +1,3 @@
 [flake8]
 max-line-length = 127
+max-complexity = 18