diff --git a/azure-pipelines/public-build.yml b/azure-pipelines/public-build.yml
index 70aaf73..e3366e2 100644
--- a/azure-pipelines/public-build.yml
+++ b/azure-pipelines/public-build.yml
@@ -24,6 +24,10 @@ extends:
             image: 1es-windows-2022
             os: windows
 
+        settings:
+            # PR's from forks do not have sufficient permissions to set tags.
+            skipBuildTagsForGitHubPullRequests: ${{ variables['System.PullRequest.IsFork'] }}
+
         stages:
             - stage: WindowsUnitTests
               dependsOn: []