diff --git a/MCPForUnity/Editor/MCPForUnity.Editor.asmdef b/MCPForUnity/Editor/MCPForUnity.Editor.asmdef
index 47621bd..9685029 100644
--- a/MCPForUnity/Editor/MCPForUnity.Editor.asmdef
+++ b/MCPForUnity/Editor/MCPForUnity.Editor.asmdef
@@ -3,7 +3,7 @@
     "rootNamespace": "MCPForUnity.Editor",
     "references": [
         "MCPForUnity.Runtime",
-        "GUID:560b04d1a97f54a46a2660c3cc343a6f"
+        "Newtonsoft.Json"
     ],
     "includePlatforms": [
         "Editor"
diff --git a/MCPForUnity/Runtime/MCPForUnity.Runtime.asmdef b/MCPForUnity/Runtime/MCPForUnity.Runtime.asmdef
index 52b509f..857872d 100644
--- a/MCPForUnity/Runtime/MCPForUnity.Runtime.asmdef
+++ b/MCPForUnity/Runtime/MCPForUnity.Runtime.asmdef
@@ -2,7 +2,7 @@
     "name": "MCPForUnity.Runtime",
     "rootNamespace": "MCPForUnity.Runtime",
     "references": [
-        "GUID:560b04d1a97f54a46a2660c3cc343a6f" 
+        "Newtonsoft.Json"
     ],
     "includePlatforms": [],
     "excludePlatforms": [],