diff --git a/src/node_messaging.cc b/src/node_messaging.cc
index 21e0191c12a425..4fda880c1c3a0e 100644
--- a/src/node_messaging.cc
+++ b/src/node_messaging.cc
@@ -725,7 +725,6 @@ void MessagePort::Stop() {
 }
 
 void MessagePort::Start(const FunctionCallbackInfo<Value>& args) {
-  Environment* env = Environment::GetCurrent(args);
   MessagePort* port;
   ASSIGN_OR_RETURN_UNWRAP(&port, args.This());
   if (!port->data_) {
@@ -735,7 +734,6 @@ void MessagePort::Start(const FunctionCallbackInfo<Value>& args) {
 }
 
 void MessagePort::Stop(const FunctionCallbackInfo<Value>& args) {
-  Environment* env = Environment::GetCurrent(args);
   MessagePort* port;
   CHECK(args[0]->IsObject());
   ASSIGN_OR_RETURN_UNWRAP(&port, args[0].As<Object>());