diff --git a/src/node_worker.cc b/src/node_worker.cc
index 3dce5e25980ce2..3913c51112a021 100644
--- a/src/node_worker.cc
+++ b/src/node_worker.cc
@@ -18,10 +18,8 @@
 
 using node::options_parser::kDisallowedInEnvironment;
 using v8::Array;
-using v8::ArrayBuffer;
 using v8::Boolean;
 using v8::Context;
-using v8::Function;
 using v8::FunctionCallbackInfo;
 using v8::FunctionTemplate;
 using v8::HandleScope;