diff --git a/.github/workflows/cpplint.yml b/.github/workflows/cpplint.yml
index cdbc7bc1..6ea139df 100644
--- a/.github/workflows/cpplint.yml
+++ b/.github/workflows/cpplint.yml
@@ -6,6 +6,9 @@ jobs:
   build:
     runs-on: ubuntu-latest
 
+    # prevent push event from triggering if it's part of a PR
+    if: github.event_name != 'push' || github.event.pull_request == null
+
     steps:
       - uses: actions/checkout@v4
       - name: Set up Python
diff --git a/.github/workflows/yarnlint.yml b/.github/workflows/yarnlint.yml
index dd438a05..165235ff 100644
--- a/.github/workflows/yarnlint.yml
+++ b/.github/workflows/yarnlint.yml
@@ -6,6 +6,9 @@ jobs:
   build:
     runs-on: ubuntu-latest
 
+    # prevent push event from triggering if it's part of a PR
+    if: github.event_name != 'push' || github.event.pull_request == null
+
     defaults:
       run:
         working-directory: webapp
diff --git a/.github/workflows/yarnprettier.yml b/.github/workflows/yarnprettier.yml
index c521f88d..d288c8b9 100644
--- a/.github/workflows/yarnprettier.yml
+++ b/.github/workflows/yarnprettier.yml
@@ -6,6 +6,9 @@ jobs:
   build:
     runs-on: ubuntu-latest
 
+    # prevent push event from triggering if it's part of a PR
+    if: github.event_name != 'push' || github.event.pull_request == null
+
     defaults:
       run:
         working-directory: webapp