diff --git a/api/chrome/features/steps/steps.py b/api/chrome/features/steps/steps.py
index c762d2b..1377218 100644
--- a/api/chrome/features/steps/steps.py
+++ b/api/chrome/features/steps/steps.py
@@ -75,5 +75,5 @@ def step_impl(context):
 
 @then("this command must give back a value")
 def step_impl(context):
-    assert 'value' in context.eval_value['result']['result'], "The command did not worked as expected."
+    assert context.eval_value != None, "The command did not worked as expected."
     context.client.stop()
\ No newline at end of file