diff --git a/.github/workflows/stubtest_stdlib.yml b/.github/workflows/stubtest_stdlib.yml
index 23ee25bf2..13a696ca7 100644
--- a/.github/workflows/stubtest_stdlib.yml
+++ b/.github/workflows/stubtest_stdlib.yml
@@ -5,7 +5,6 @@ on:
   push:
     branches:
       - main
-      - master
   pull_request:
     paths:
       - 'stdlib/**'
diff --git a/.github/workflows/tests.yml b/.github/workflows/tests.yml
index b407ba22e..d62f3699a 100644
--- a/.github/workflows/tests.yml
+++ b/.github/workflows/tests.yml
@@ -5,7 +5,6 @@ on:
   push:
     branches:
       - main
-      - master
   pull_request:
     paths-ignore:
       - '**/*.md'
diff --git a/.github/workflows/typecheck_typeshed_code.yml b/.github/workflows/typecheck_typeshed_code.yml
index f13d6be9b..42fd1ad15 100644
--- a/.github/workflows/typecheck_typeshed_code.yml
+++ b/.github/workflows/typecheck_typeshed_code.yml
@@ -5,7 +5,6 @@ on:
   push:
     branches:
       - main
-      - master
   pull_request:
     paths:
       - 'scripts/**'