diff --git a/.github/workflows/check.yml b/.github/workflows/check.yml
index 7b33b5e..01a837f 100644
--- a/.github/workflows/check.yml
+++ b/.github/workflows/check.yml
@@ -2,6 +2,7 @@ name: Check
 
 on:
   push:
+    branches: [ main ]
   pull_request:
 
 jobs:
@@ -21,7 +22,7 @@ jobs:
             os: ubuntu-latest
             target: x86_64-unknown-linux-gnu
           - name: macOS
-            os: macos-14
+            os: macos-latest
             target: aarch64-apple-darwin
 
     steps:
diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 17ff07a..7ab1385 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -2,6 +2,7 @@ name: CI
 
 on:
   push:
+    branches: [ main ]
   pull_request:
 
 jobs:
@@ -26,10 +27,6 @@ jobs:
             os: macos-latest
             target: aarch64-apple-darwin
             arch: aarch64
-          - name: macOS
-            os: macos-latest-large
-            target: x86_64-apple-darwin
-            arch: x86_64
 
     steps:
       - uses: actions/checkout@v6