diff --git a/.github/workflows/codegen.yml b/.github/workflows/codegen.yml
index e03841645..32031d6db 100644
--- a/.github/workflows/codegen.yml
+++ b/.github/workflows/codegen.yml
@@ -4,7 +4,7 @@ on:
   push:
     branches: [ main ]
   pull_request:
-    branches: [ main ]
+    branches: [ main, ep20 ]
 
 jobs:
   codegen-test:
diff --git a/.github/workflows/go.yml b/.github/workflows/go.yml
index 8ca94200a..da10e3fd4 100644
--- a/.github/workflows/go.yml
+++ b/.github/workflows/go.yml
@@ -4,7 +4,7 @@ on:
   push:
     branches: [ main ]
   pull_request:
-    branches: [ main ]
+    branches: [ main, ep20 ]
 
 jobs:
   unit-tests: