diff --git a/pattern.c b/pattern.c
index 6a6bb4b..6ac6506 100644
--- a/pattern.c
+++ b/pattern.c
@@ -7,7 +7,7 @@
 
 
 uint8_t temperature = 21;
-const uint8_t TEMPERATURE_THRESHOLD = 25;
+const uint8_t TEMPERATURE_THRESHOLD = 21;