diff --git a/NumberGenerator.h b/NumberGenerator.h
index 6cb6d7a..dca6093 100644
--- a/NumberGenerator.h
+++ b/NumberGenerator.h
@@ -58,8 +58,11 @@ public:
     {
         std::list<Point> points;
 
-        //srand(static_cast <unsigned> (time(0)));
+#ifdef _DEBUG
         srand(static_cast <unsigned> (0)); // fixed seed for testing
+#else
+        srand(static_cast <unsigned> (time(0)));
+#endif
 
         float x = 0;
         float y = 0;