diff --git a/.pipelines/ci/ci.yml b/.pipelines/ci/ci.yml
index c4707e5d6a..a145dc76e7 100644
--- a/.pipelines/ci/ci.yml
+++ b/.pipelines/ci/ci.yml
@@ -34,11 +34,13 @@ jobs:
   - template: ./templates/build-powertoys-ci.yml
     parameters:
       platform: x64
-      enableCaching: true
+      ${{ if eq(variables['System.PullRequest.IsFork'], 'False') }}:
+        enableCaching: true
   - template: ./templates/build-powertoys-ci.yml
     parameters:
       platform: arm64
-      enableCaching: true
+      ${{ if eq(variables['System.PullRequest.IsFork'], 'False') }}:
+        enableCaching: true
   - template: ./templates/run-ui-tests-ci.yml
     parameters:
       platform: x64