diff --git a/nan.h b/nan.h
index e9e1ac96..8b138b66 100644
--- a/nan.h
+++ b/nan.h
@@ -173,7 +173,7 @@ NAN_INLINE v8::Local<T> _NanEnsureLocal(v8::Local<T> val) {
 }
 
 /* io.js 1.0  */
-#if NODE_MODULE_VERSION >= IOJS_1_0_MODULE_VERSION \
+#if NODE_MODULE_VERSION >= NODE_0_12_MODULE_VERSION \
  || NODE_VERSION_AT_LEAST(0, 11, 15)
   NAN_INLINE
   void NanSetCounterFunction(v8::CounterLookupCallback cb) {