diff --git a/connect/eaas/core/proto.py b/connect/eaas/core/proto.py
index be66163..6f1a717 100644
--- a/connect/eaas/core/proto.py
+++ b/connect/eaas/core/proto.py
@@ -305,7 +305,12 @@ def deserialize(cls, raw):
         raw_data = raw.get('data')
 
         if version == 2:
-            if raw_data and 'output' in raw_data and 'runtime' in raw_data['output']:
+            if (
+                raw_data
+                and 'output' in raw_data
+                and raw_data['output']
+                and 'runtime' in raw_data['output']
+            ):
                 raw['data']['output']['runtime'] = raw_data['output']['runtime'] or 0.0
             return cls(**raw)