diff --git a/libcxx/utils/ci/phabricator-report b/libcxx/utils/ci/phabricator-report
--- a/libcxx/utils/ci/phabricator-report
+++ b/libcxx/utils/ci/phabricator-report
@@ -118,13 +118,13 @@
     }
 
     commitMessage = subprocess.check_output(['git', 'log', '--format=%B' , '-n', '1']).decode()
-    phabricatorID = re.search(r'^Phabricator-ID:\s+(.+)$', commitMessage, flags=re.MULTILINE)
+#    phabricatorID = re.search(r'^Phabricator-ID:\s+(.+)$', commitMessage, flags=re.MULTILINE)
+    phabricatorID = os.getenv('ph_target_phid')
 
     # If there's a Phabricator ID in the commit, then the build was triggered
     # by a Phabricator review -- update the results back. Otherwise, don't
     # do anything.
     if phabricatorID:
-        phabricatorID = phabricatorID.group(1)
         token = os.environ['CONDUIT_TOKEN']
         phab = phabricator.Phabricator(token=token, host=LLVM_REVIEWS_API)
         exponentialBackoffRetry(