diff --git a/mission/controller/ThermalController.cpp b/mission/controller/ThermalController.cpp
index b12088ae..82efb85c 100644
--- a/mission/controller/ThermalController.cpp
+++ b/mission/controller/ThermalController.cpp
@@ -17,7 +17,7 @@
 #include <objects/systemObjectList.h>
 
 // Enabling this should trigger a special event which in turn should trigger a system reaction.
-#define LOWER_SYRLINKS_UPPER_LIMITS 1
+#define LOWER_SYRLINKS_UPPER_LIMITS 0
 #define LOWER_EBAND_UPPER_LIMITS 0
 #define LOWER_PLOC_UPPER_LIMITS 0