diff --git a/src/UniTask/Assets/Plugins/UniTask/Runtime/External/TextMeshPro/UniTask.TextMeshPro.asmdef b/src/UniTask/Assets/Plugins/UniTask/Runtime/External/TextMeshPro/UniTask.TextMeshPro.asmdef
index 6bb01d7..be131e5 100644
--- a/src/UniTask/Assets/Plugins/UniTask/Runtime/External/TextMeshPro/UniTask.TextMeshPro.asmdef
+++ b/src/UniTask/Assets/Plugins/UniTask/Runtime/External/TextMeshPro/UniTask.TextMeshPro.asmdef
@@ -16,7 +16,12 @@
             "name": "com.unity.textmeshpro",
             "expression": "",
             "define": "UNITASK_TEXTMESHPRO_SUPPORT"
+        },
+        {
+            "name": "com.unity.ugui",
+            "expression": "",
+            "define": "UNITASK_TEXTMESHPRO_SUPPORT"
         }
     ],
     "noEngineReferences": false
-}
\ No newline at end of file
+}