diff --git a/.github/workflows/test-breaking.yaml b/.github/workflows/test-breaking.yaml
index f6ad422..1d88bdf 100644
--- a/.github/workflows/test-breaking.yaml
+++ b/.github/workflows/test-breaking.yaml
@@ -1,7 +1,8 @@
 name: breaking
 on:
-  pull_request:
   push:
+    branches: [main]
+  pull_request:
 jobs:
   oasdiff_breaking:
     runs-on: ubuntu-latest
diff --git a/.github/workflows/test-changelog.yaml b/.github/workflows/test-changelog.yaml
index e330b38..ed7fe83 100644
--- a/.github/workflows/test-changelog.yaml
+++ b/.github/workflows/test-changelog.yaml
@@ -1,7 +1,8 @@
 name: changelog
 on:
-  pull_request:
   push:
+    branches: [main]
+  pull_request:
 jobs:
   oasdiff_changelog:
     runs-on: ubuntu-latest
diff --git a/.github/workflows/test-diff.yaml b/.github/workflows/test-diff.yaml
index b476114..d5cd1df 100644
--- a/.github/workflows/test-diff.yaml
+++ b/.github/workflows/test-diff.yaml
@@ -1,7 +1,8 @@
 name: diff
 on:
-  pull_request:
   push:
+    branches: [main]
+  pull_request:
 jobs:
   oasdiff_diff:
     runs-on: ubuntu-latest
diff --git a/.github/workflows/test-error-annotation.yaml b/.github/workflows/test-error-annotation.yaml
index e290d57..b4537f4 100644
--- a/.github/workflows/test-error-annotation.yaml
+++ b/.github/workflows/test-error-annotation.yaml
@@ -1,7 +1,8 @@
 name: error-annotation
 on:
-  pull_request:
   push:
+    branches: [main]
+  pull_request:
 jobs:
   entrypoint_error_annotation:
     runs-on: ubuntu-latest
diff --git a/.github/workflows/test-pr-comment.yaml b/.github/workflows/test-pr-comment.yaml
index 4c21ee8..5fd91df 100644
--- a/.github/workflows/test-pr-comment.yaml
+++ b/.github/workflows/test-pr-comment.yaml
@@ -1,7 +1,8 @@
 name: pr-comment
 on:
-  pull_request:
   push:
+    branches: [main]
+  pull_request:
 jobs:
   pr_comment_tolerates_oasdiff_fail_on:
     runs-on: ubuntu-latest
diff --git a/.github/workflows/test-validate.yaml b/.github/workflows/test-validate.yaml
index 2f31497..fe9ed2d 100644
--- a/.github/workflows/test-validate.yaml
+++ b/.github/workflows/test-validate.yaml
@@ -1,7 +1,8 @@
 name: validate
 on:
-  pull_request:
   push:
+    branches: [main]
+  pull_request:
 jobs:
   oasdiff_validate_valid:
     runs-on: ubuntu-latest
diff --git a/.github/workflows/test-verify.yaml b/.github/workflows/test-verify.yaml
index 4ab7574..4d672ae 100644
--- a/.github/workflows/test-verify.yaml
+++ b/.github/workflows/test-verify.yaml
@@ -1,6 +1,7 @@
 name: test verify
 on:
   push:
+    branches: [main]
   pull_request:
 
 jobs: