diff --git a/taskcluster/taskgraph/transforms/tests.py b/taskcluster/taskgraph/transforms/tests.py
index e2053a81f82b..13fe54829c65 100644
--- a/taskcluster/taskgraph/transforms/tests.py
+++ b/taskcluster/taskgraph/transforms/tests.py
@@ -169,7 +169,7 @@ TEST_VARIANTS = {
         'suffix': 'fis',
         'replace': {
             'e10s': True,
-            'run-on-projects': ['try', 'ash'],
+            'run-on-projects': ['ash'],
         },
         'merge': {
             'tier': 2,