diff --git a/.github/workflows/ubuntu-20.04.yml b/.github/workflows/ubuntu-20.04.yml
index b2a782842..38de9ca41 100644
--- a/.github/workflows/ubuntu-20.04.yml
+++ b/.github/workflows/ubuntu-20.04.yml
@@ -5,9 +5,9 @@ name: Ubuntu 20.04 (Focal Fossa)
 
 on:
   push:
-    branches: [ "master" ]
+    branches: [ "main" ]
   pull_request:
-    branches: [ "master" ]
+    branches: [ "main" ]
 
 jobs:
   build: