diff --git a/.github/workflows/cancel.yml b/.github/workflows/cancel.yml
index 1e2ed41b..be1db9ca 100644
--- a/.github/workflows/cancel.yml
+++ b/.github/workflows/cancel.yml
@@ -1,6 +1,10 @@
 name: Cancel previous runs
 
-on: push
+on:
+  push:
+    branches:
+      - master
+  pull_request:
 
 jobs:
   cancel:
diff --git a/.github/workflows/lint.yml b/.github/workflows/lint.yml
index a11350a4..ac455b68 100644
--- a/.github/workflows/lint.yml
+++ b/.github/workflows/lint.yml
@@ -1,6 +1,6 @@
 name: Lint
 
-on: push
+on: pull_request
 
 jobs:
   lint:
diff --git a/.github/workflows/test.yml b/.github/workflows/test.yml
index 57434cee..2140bbf6 100644
--- a/.github/workflows/test.yml
+++ b/.github/workflows/test.yml
@@ -1,6 +1,6 @@
 name: Tests
 
-on: push
+on: pull_request
 
 jobs:
   test: