diff --git a/wa/workloads/gfxbench/__init__.py b/wa/workloads/gfxbench/__init__.py
index 0e03d93e..ecd800d1 100755
--- a/wa/workloads/gfxbench/__init__.py
+++ b/wa/workloads/gfxbench/__init__.py
@@ -61,7 +61,7 @@ class Gfxbench(ApkUiautoWorkload):
     def update_output(self, context):
         super(Gfxbench, self).update_output(context)
         expected_results = len(self.tests)
-        regex_matches = [re.compile('{} score (.+)'.format(t)) for t in self.test_list]
+        regex_matches = [re.compile('{} score (.+)'.format(t)) for t in self.tests]
         logcat_file = context.get_artifact_path('logcat')
         with open(logcat_file, errors='replace') as fh:
             for line in fh: