diff --git a/learnware/client/learnware_client.py b/learnware/client/learnware_client.py
index 616d71b..e87e19b 100644
--- a/learnware/client/learnware_client.py
+++ b/learnware/client/learnware_client.py
@@ -186,7 +186,7 @@ class LearnwareClient:
         result = response.json()
 
         if result["code"] != 0:
-            raise Exception("get learnware info failed: " + json.dumps(result))
+            raise Exception("get learnware semantic specification failed: " + json.dumps(result))
 
         return result["data"]["learnware_info"]["semantic_specification"]