diff --git a/src/node_trace_events.cc b/src/node_trace_events.cc
index eea9fc612e578e..44cf31ff2e02d5 100644
--- a/src/node_trace_events.cc
+++ b/src/node_trace_events.cc
@@ -62,7 +62,6 @@ void NodeCategorySet::New(const FunctionCallbackInfo<Value>& args) {
 }
 
 void NodeCategorySet::Enable(const FunctionCallbackInfo<Value>& args) {
-  Environment* env = Environment::GetCurrent(args);
   NodeCategorySet* category_set;
   ASSIGN_OR_RETURN_UNWRAP(&category_set, args.Holder());
   CHECK_NOT_NULL(category_set);
@@ -74,7 +73,6 @@ void NodeCategorySet::Enable(const FunctionCallbackInfo<Value>& args) {
 }
 
 void NodeCategorySet::Disable(const FunctionCallbackInfo<Value>& args) {
-  Environment* env = Environment::GetCurrent(args);
   NodeCategorySet* category_set;
   ASSIGN_OR_RETURN_UNWRAP(&category_set, args.Holder());
   CHECK_NOT_NULL(category_set);