diff --git a/vcg/math/random_generator.h b/vcg/math/random_generator.h
index eb4ea5bd..3d69cfe1 100644
--- a/vcg/math/random_generator.h
+++ b/vcg/math/random_generator.h
@@ -73,6 +73,13 @@ private:
 	unsigned long mt[N]; // the array for the state vector
 	int mti;
 
+// construction
+public:
+
+	// ctor
+	RandomGenerator(){}
+
+
 // public methods
 public:
 
@@ -223,13 +230,6 @@ public:
 		return (((double)generateWithImprovedMarsenneTwister()) + 0.5)*(1.0/4294967296.0);
 	}
 
-
-// construction
-public:
-
-	// ctor
-	RandomGenerator(){}
-
 };
 
 } // end namespace math