diff --git a/vcg/simplex/vertexplus/base.h b/vcg/simplex/vertexplus/base.h
index 7a1dc59d..84ef041c 100644
--- a/vcg/simplex/vertexplus/base.h
+++ b/vcg/simplex/vertexplus/base.h
@@ -94,7 +94,7 @@ class VertexTypeHolder{
   typedef BFT *FacePointer;
   typedef BTT *TetraPointer;
 	template < class LeftV>
-	void ImportLocal(const LeftV  & left ) { } 
+	void ImportLocal(const LeftV  & /* left */ ) { } 
 	static void Name(std::vector<std::string> & name){}
 
 };
diff --git a/vcg/simplex/vertexplus/component_ocf.h b/vcg/simplex/vertexplus/component_ocf.h
index f1a3c33d..072cbed1 100644
--- a/vcg/simplex/vertexplus/component_ocf.h
+++ b/vcg/simplex/vertexplus/component_ocf.h
@@ -135,7 +135,7 @@ public:
 	void pop_back();
   void resize(const unsigned int & _size) 
   {
-		int oldsize = BaseType::size();
+		const unsigned int oldsize = BaseType::size();
 			BaseType::resize(_size);
 		if(oldsize<_size){
 			ThisTypeIterator firstnew = BaseType::begin();