diff --git a/src/EasyGA.py b/src/EasyGA.py
index bd851b4..ceaf80f 100644
--- a/src/EasyGA.py
+++ b/src/EasyGA.py
@@ -44,7 +44,7 @@ class GA:
 
     def evolve(self):
         """Runs the ga until the ga is no longer active."""
-        while(ga.active())
+        while(self.active()):
             if(self.current_generation == 0):
                 initialize_population()