diff --git a/packages/microservices/server/server-grpc.ts b/packages/microservices/server/server-grpc.ts
index 2b81b9268ed..84b3c552bd1 100644
--- a/packages/microservices/server/server-grpc.ts
+++ b/packages/microservices/server/server-grpc.ts
@@ -81,7 +81,6 @@ export class ServerGrpc extends Server implements CustomTransportStrategy {
 
   public async start(callback?: () => void) {
     await this.bindEvents();
-    this.grpcClient.start();
     callback();
   }
 
diff --git a/packages/microservices/test/server/server-grpc.spec.ts b/packages/microservices/test/server/server-grpc.spec.ts
index 3e0fb4147cd..657eb40f6ed 100644
--- a/packages/microservices/test/server/server-grpc.spec.ts
+++ b/packages/microservices/test/server/server-grpc.spec.ts
@@ -51,13 +51,6 @@ describe('ServerGrpc', () => {
       await server.close();
       expect(bindEventsStub.called).to.be.true;
     });
-    it('should call "client.start"', async () => {
-      const client = { start: sinon.spy() };
-      sinon.stub(server, 'createClient').callsFake(async () => client);
-
-      await server.listen(callback);
-      expect(client.start.called).to.be.true;
-    });
     it('should call callback', async () => {
       await server.listen(callback);
       await server.close();
@@ -95,12 +88,6 @@ describe('ServerGrpc', () => {
       await serverMulti.close();
       expect(bindEventsStub.called).to.be.true;
     });
-    it('should call "client.start"', async () => {
-      const client = { start: sinon.spy() };
-      sinon.stub(serverMulti, 'createClient').callsFake(async () => client);
-      await serverMulti.listen(callback);
-      expect(client.start.called).to.be.true;
-    });
     it('should call callback', async () => {
       await serverMulti.listen(callback);
       await serverMulti.close();