diff --git a/firmware/inc/hw_config.h b/firmware/inc/hw_config.h
index 1973e79..aa716a3 100644
--- a/firmware/inc/hw_config.h
+++ b/firmware/inc/hw_config.h
@@ -177,7 +177,7 @@
 /**
  * Cold out
  */
-#define COLD_OUT_TEMPERATURE	(-60.0)
+#define COLD_OUT_TEMPERATURE	(-58.0)
 #define COLD_OUT_SECONDS	(15*60) /* 15 minutes */
 #define COLD_OUT_COUNT_MAX	(16*4)  /* up to 16 hours */