diff --git a/.github/workflows/ersem.yml b/.github/workflows/ersem.yml
index 662eab0..7847d19 100644
--- a/.github/workflows/ersem.yml
+++ b/.github/workflows/ersem.yml
@@ -4,11 +4,12 @@ name: ersem
 
 on:
   push:
-    branches: [ master ]
+    branches: [ master, main ]
   pull_request:
-    branches: [ master ]
+    branches: [ master, main ]
   schedule:
     - cron: '0 9 * * 1'
+
 jobs:
   build-pyfabm-ersem-debian:
     runs-on: ubuntu-latest