diff --git a/redbot/resource/fetch.py b/redbot/resource/fetch.py
index 0ededa55..ff9e10de 100755
--- a/redbot/resource/fetch.py
+++ b/redbot/resource/fetch.py
@@ -79,6 +79,7 @@ def __init__(self, config: SectionProxy) -> None:
     def __getstate__(self) -> Dict[str, Any]:
         state: Dict[str, Any] = thor.events.EventEmitter.__getstate__(self)
         del state["exchange"]
+        del state["response_content_processors"]
         return state
 
     def __repr__(self) -> str: