diff --git a/endpoints/LyricSearch.py b/endpoints/LyricSearch.py
index 00f6a5f..9f9f5a3 100644
--- a/endpoints/LyricSearch.py
+++ b/endpoints/LyricSearch.py
@@ -16,7 +16,7 @@ class ValidRequest(BaseModel):
     t: str | None = None
     sub: str | None = None
     extra: bool | None = False
-    src: str | None = None
+    src: str
 
 
 class LyricSearch(FastAPI):