diff --git a/.github/workflows/testbuild.yml b/.github/workflows/testbuild.yml
index 47aa45165..9a4a42a4f 100644
--- a/.github/workflows/testbuild.yml
+++ b/.github/workflows/testbuild.yml
@@ -1,6 +1,12 @@
 ---
 name: Test Build
-on: [pull_request]  # yamllint disable-line rule:truthy
+on:
+  push:
+    branches:
+      - master
+  pull_request:
+    branches:
+      - master
 
 jobs:
   build: