diff --git a/demo.py b/demo.py
index 6f3d9cb..29ea4df 100644
--- a/demo.py
+++ b/demo.py
@@ -25,7 +25,7 @@ class DemoPlayer(QtCore.QObject):
         self.demoLengthMs = 0
         self.waitTimer = QtCore.QTimer(self)
         self.waitTimer.setSingleShot(True)
-        self.waitTimer.timeout.connect(self.timer_done)
+        self.waitTimer.timeout.connect(self.timerDone)
         
         self.mc = [] # Music changes
         self.bn = [] # Background changes
@@ -130,7 +130,7 @@ class DemoPlayer(QtCore.QObject):
                     time += 1
         self.demoLength = len(self.demo)
     
-    def timer_done(self):
+    def timerDone(self):
         if self.paused:
             return
         self.step()