diff --git a/examples/node-addon/cpp/example.cpp b/examples/node-addon/cpp/example.cpp
index 9ac8456..195c602 100644
--- a/examples/node-addon/cpp/example.cpp
+++ b/examples/node-addon/cpp/example.cpp
@@ -15,7 +15,7 @@ using namespace std;
 	if (example->_isDestroyed) return;
 
 
-Nan::Persistent<v8::Function> Example::_constructor;
+Nan::Persistent<v8::Function> Example::_ctorExample;
 
 
 void Example::init(Handle<Object> target) {
@@ -23,7 +23,7 @@ void Example::init(Handle<Object> target) {
 	Local<FunctionTemplate> proto = Nan::New<FunctionTemplate>(newCtor);
 	
 	// class Example extends EventEmitter
-	Local<FunctionTemplate> parent = Nan::New(EventEmitter::_prototype);
+	Local<FunctionTemplate> parent = Nan::New(EventEmitter::_protoEventEmitter);
 	proto->Inherit(parent);
 	
 	proto->InstanceTemplate()->SetInternalFieldCount(1);
@@ -35,7 +35,7 @@ void Example::init(Handle<Object> target) {
 	// -------- static
 	Local<Function> ctor = Nan::GetFunction(proto).ToLocalChecked();
 	
-	_constructor.Reset(ctor);
+	_ctorExample.Reset(ctor);
 	
 	Nan::Set(target, JS_STR("Example"), ctor);
 	
diff --git a/examples/node-addon/cpp/example.hpp b/examples/node-addon/cpp/example.hpp
index 9816ab5..c9df481 100644
--- a/examples/node-addon/cpp/example.hpp
+++ b/examples/node-addon/cpp/example.hpp
@@ -28,7 +28,7 @@ private:
 	
 private:
 	
-	static Nan::Persistent<v8::Function> _constructor;
+	static Nan::Persistent<v8::Function> _ctorExample;
 	
 	bool _isDestroyed;
 	
diff --git a/include/event-emitter.hpp b/include/event-emitter.hpp
index d3fa83c..175321a 100644
--- a/include/event-emitter.hpp
+++ b/include/event-emitter.hpp
@@ -20,11 +20,11 @@
 template <typename T>
 class StaticHolder {
 protected:
-	static Nan::Persistent<v8::FunctionTemplate> _prototype;
-	static Nan::Persistent<v8::Function> _constructor;
+	static Nan::Persistent<v8::FunctionTemplate> _protoEventEmitter;
+	static Nan::Persistent<v8::Function> _ctorEventEmitter;
 };
-template <typename T> Nan::Persistent<v8::FunctionTemplate> StaticHolder<T>::_prototype;
-template <typename T> Nan::Persistent<v8::Function> StaticHolder<T>::_constructor;
+template <typename T> Nan::Persistent<v8::FunctionTemplate> StaticHolder<T>::_protoEventEmitter;
+template <typename T> Nan::Persistent<v8::Function> StaticHolder<T>::_ctorEventEmitter;
 
 
 class EventEmitter : public StaticHolder<int>, public Nan::ObjectWrap {
@@ -79,8 +79,8 @@ public:
 		Nan::SetMethod(ctorObj, "listenerCount", jsStaticListenerCount);
 		
 		
-		_constructor.Reset(ctor);
-		_prototype.Reset(proto);
+		_ctorEventEmitter.Reset(ctor);
+		_protoEventEmitter.Reset(proto);
 		
 		Nan::Set(target, JS_STR("EventEmitter"), ctor);
 		
diff --git a/package.json b/package.json
index f0a5b55..0741527 100644
--- a/package.json
+++ b/package.json
@@ -2,7 +2,7 @@
 	"name": "addon-tools-raub",
 	"author": "Luis Blanco <raubtierxxx@gmail.com>",
 	"description": "A set of extra tools for Node.js addons",
-	"version": "0.1.3",
+	"version": "0.1.4",
 	"main": "index.js",
 	"keywords": [
 		"node",