diff --git a/main.py b/main.py
index 411ab78a..ea0fbfe8 100644
--- a/main.py
+++ b/main.py
@@ -376,7 +376,7 @@ def on_key_press(self, symbol, modifiers):
             self.strafe[1] += 1
         elif symbol == key.SPACE:
             if self.dy == 0:
-                self.dy = 0.015 # jump speed
+                self.dy = 0.016 # jump speed
         elif symbol == key.ESCAPE:
             self.set_exclusive_mouse(False)
         elif symbol == key.TAB: