diff --git a/tee-worker/litentry/core/stf-task/receiver/src/handler/assertion.rs b/tee-worker/litentry/core/stf-task/receiver/src/handler/assertion.rs
index c0a29c25fd..ee4ca7794e 100644
--- a/tee-worker/litentry/core/stf-task/receiver/src/handler/assertion.rs
+++ b/tee-worker/litentry/core/stf-task/receiver/src/handler/assertion.rs
@@ -117,8 +117,6 @@ where
 
 			Assertion::BRC20AmountHolder =>
 				lc_assertion_build::brc20::amount_holder::build(&self.req),
-
-			_ => unimplemented!(),
 		}?;
 
 		// post-process the credential