diff --git a/src/modules/rpc/server.ts b/src/modules/rpc/server.ts
index c213c66..bef30bd 100644
--- a/src/modules/rpc/server.ts
+++ b/src/modules/rpc/server.ts
@@ -170,6 +170,7 @@ export class RPCServer extends EventEmitter {
     }
 
     if (error) {
+      this.getRequestLock(request)?.release();
       throw error;
     }