diff --git a/src/node.cc b/src/node.cc
index 573c74a37eb2ad..1c5971f0b44670 100644
--- a/src/node.cc
+++ b/src/node.cc
@@ -889,7 +889,6 @@ void SetupDomainUse(const FunctionCallbackInfo<Value>& args) {
   env->set_using_domains(true);
 
   HandleScope scope(env->isolate());
-  Local<Object> process_object = env->process_object();
 
   CHECK(args[0]->IsArray());
   env->set_domains_stack_array(args[0].As<Array>());