diff --git a/chlorPump.yaml b/chlorPump.yaml
index b72970e..e574482 100644
--- a/chlorPump.yaml
+++ b/chlorPump.yaml
@@ -191,7 +191,7 @@ chlorine_pump:
   cycle_modifiers:
     min_on_time: 30
     max_on_time: 240
-    on_time_multiplier: 0.8
+    on_time_multiplier: 0.5
   on_pump_value:
     - lambda: |-
         if(pState != id(last_pump_state)){