diff --git a/.github/workflows/cmake.yml b/.github/workflows/cmake.yml
index b9cc7cf..3d5c82b 100644
--- a/.github/workflows/cmake.yml
+++ b/.github/workflows/cmake.yml
@@ -7,9 +7,9 @@ name: CMake
 
 on:
   push:
-    branches: [ $default-branch ]
+    branches: [ main ]
   pull_request:
-    branches: [ $default-branch ]
+    branches: [ main ]
 
 jobs:
   build:
diff --git a/.github/workflows/install.yml b/.github/workflows/install.yml
index 11bcc8b..89591c0 100644
--- a/.github/workflows/install.yml
+++ b/.github/workflows/install.yml
@@ -7,9 +7,9 @@ name: CMake Install
 
 on:
   push:
-    branches: [ $default-branch ]
+    branches: [ main ]
   pull_request:
-    branches: [ $default-branch ]
+    branches: [ main ]
 
 jobs:
   build: