diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 0890542..498e6b5 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -2,7 +2,7 @@
 
 name: CI
 
-on: push
+on: [push, pull_request]
 
 jobs:
   ci:
diff --git a/.github/workflows/single-include.yml b/.github/workflows/single-include.yml
index 884b5da..61289dc 100644
--- a/.github/workflows/single-include.yml
+++ b/.github/workflows/single-include.yml
@@ -1,6 +1,6 @@
 name: Single Include
 
-on: push
+on: [push, pull_request]
 
 jobs:
   test: