diff --git a/.github/workflows/project-prioritization-assignment.yml b/.github/workflows/project-prioritization-assignment.yml
index f622f9b25f32a..3b6a847a62753 100644
--- a/.github/workflows/project-prioritization-assignment.yml
+++ b/.github/workflows/project-prioritization-assignment.yml
@@ -1,7 +1,7 @@
 name: PR Prioritization
 on:
   pull_request_target:
-    types: 
+    types:
       - labeled
       - opened
       - reopened
@@ -10,6 +10,7 @@ on:
 
 jobs:
   prioritize:
+    if: github.repository == 'aws/aws-cdk'
     runs-on: ubuntu-latest
     steps:
       - uses: actions/checkout@v4
diff --git a/.github/workflows/project-prioritization-r2-assignment.yml b/.github/workflows/project-prioritization-r2-assignment.yml
index d61c28b7f9175..ff433ec8dd02d 100644
--- a/.github/workflows/project-prioritization-r2-assignment.yml
+++ b/.github/workflows/project-prioritization-r2-assignment.yml
@@ -6,10 +6,11 @@ on:
 
 jobs:
   update_project_status:
+    if: github.repository == 'aws/aws-cdk'
     runs-on: ubuntu-latest
     steps:
       - uses: actions/checkout@v4
-      
+
       - name: Check and assign R2 Priority to PRs
         uses: actions/github-script@v7
         with:
diff --git a/.github/workflows/project-prioritization-r5-assignment.yml b/.github/workflows/project-prioritization-r5-assignment.yml
index 300e12fa80b34..a829a12566c3c 100644
--- a/.github/workflows/project-prioritization-r5-assignment.yml
+++ b/.github/workflows/project-prioritization-r5-assignment.yml
@@ -6,6 +6,7 @@ on:
 
 jobs:
   update_project_status:
+    if: github.repository == 'aws/aws-cdk'
     runs-on: ubuntu-latest
     steps:
       - uses: actions/checkout@v4