diff --git a/src/endpoints/handlers/bett.py b/src/endpoints/handlers/bett.py
index c3f7e76..a4f27d1 100644
--- a/src/endpoints/handlers/bett.py
+++ b/src/endpoints/handlers/bett.py
@@ -67,7 +67,7 @@ def is_capacity_reached() -> bool:
 
     is_warning_active = True
     r.post(
-        f"{matrix_clock_api}/pattern?pattern={highest_limit['pattern']}&step_ms={highest_limit['duration']}&contrast=255"
+        f"{matrix_clock_api}/pattern?pattern={highest_limit['pattern']}&step_ms={highest_limit['duration']}"
     )