diff --git a/.github/workflows/python-test-linux.yml b/.github/workflows/python-test-linux.yml
index bc1c9c5..fa94718 100644
--- a/.github/workflows/python-test-linux.yml
+++ b/.github/workflows/python-test-linux.yml
@@ -4,10 +4,13 @@
 name: Linux Build and Test
 
 on:
-  push:
-    branches: [ "main" ]
   pull_request:
     branches: [ "main" ]
+    types:
+      - opened
+      - reopened
+      - synchronize
+      - ready_for_review
 
 jobs:
   build-legacy:
diff --git a/.github/workflows/python-test-macos.yml b/.github/workflows/python-test-macos.yml
index 55d5488..b04f553 100644
--- a/.github/workflows/python-test-macos.yml
+++ b/.github/workflows/python-test-macos.yml
@@ -4,10 +4,13 @@
 name: MacOS Build and Test
 
 on:
-  push:
-    branches: [ "main" ]
   pull_request:
     branches: [ "main" ]
+    types:
+      - opened
+      - reopened
+      - synchronize
+      - ready_for_review
 
 jobs:
   build-legacy:
diff --git a/.github/workflows/python-test-windows.yml b/.github/workflows/python-test-windows.yml
index eb3545b..d72904c 100644
--- a/.github/workflows/python-test-windows.yml
+++ b/.github/workflows/python-test-windows.yml
@@ -4,10 +4,13 @@
 name: Windows Build and Test
 
 on:
-  push:
-    branches: [ "main" ]
   pull_request:
     branches: [ "main" ]
+    types:
+      - opened
+      - reopened
+      - synchronize
+      - ready_for_review
 
 jobs:
   build: