diff --git a/pkg/srv/grpc/gateway.go b/pkg/srv/grpc/gateway.go
index c9280ea..97aae1d 100644
--- a/pkg/srv/grpc/gateway.go
+++ b/pkg/srv/grpc/gateway.go
@@ -18,7 +18,7 @@ func (a *appGRPCServer) registerServiceGatewayHandlers(ctx context.Context, serv
 	if len(service.GwRegistrationFuncs) < 1 {
 		return
 	} else if a.gatewayMux == nil {
-		a.gatewayMux = runtime.NewServeMux()
+		a.gatewayMux = runtime.NewServeMux(a.opts.GRPCGatewayOpts...)
 	}
 
 	ctx, span := a.tracer.Start(ctx, "appgrpc.init.prepare.service.gwHandlers", trace.WithAttributes(
@@ -50,6 +50,7 @@ func (a *appGRPCServer) GetClientConn(ctx context.Context) *grpc.ClientConn {
 	if err != nil {
 		span.RecordError(err)
 		span.SetStatus(codes.Error, err.Error())
+		panic(err)
 	}
 
 	return clientConn
diff --git a/pkg/srv/grpc/opts/config.go b/pkg/srv/grpc/opts/config.go
index 1436fda..72a8591 100644
--- a/pkg/srv/grpc/opts/config.go
+++ b/pkg/srv/grpc/opts/config.go
@@ -19,7 +19,8 @@ type AppGRPC struct {
 	UnaryInterceptors  []grpc.UnaryServerInterceptor
 	StreamInterceptors []grpc.StreamServerInterceptor
 	GRPCOpts           []grpc.ServerOption
-	GRPCDialOpts       []grpc.DialOption // Map ServerOptions to DialOpts for GRPC Gateway support
+	GRPCDialOpts       []grpc.DialOption        // Map ServerOptions to DialOpts for GRPC Gateway support
+	GRPCGatewayOpts    []runtime.ServeMuxOption // Configure grpc-gateway ServeMux
 	GRPCDone           <-chan error
 	gatewayMux         *runtime.ServeMux
 }