diff --git a/modular_citadel/code/modules/reagents/chemistry/recipes/fermi.dm b/modular_citadel/code/modules/reagents/chemistry/recipes/fermi.dm
index 9503b3bda2..f352d31d07 100644
--- a/modular_citadel/code/modules/reagents/chemistry/recipes/fermi.dm
+++ b/modular_citadel/code/modules/reagents/chemistry/recipes/fermi.dm
@@ -477,14 +477,14 @@
 /datum/chemical_reaction/fermi/secretcatchem/New()
 	//rand doesn't seem to work with n^-e
 	OptimalTempMin 		+= rand(-100, 100)
-	OptimalTempMax 		= (OptimalTempMin+rand(0, 200))
-	ExplodeTemp 		= (OptimalTempMax+rand(0, 200))
+	OptimalTempMax 		= (OptimalTempMin+rand(20, 200))
+	ExplodeTemp 		= (OptimalTempMax+rand(20, 200))
 	OptimalpHMin 		+= rand(1, 10)
 	OptimalpHMax 		= (OptimalpHMin + rand(1, 5))
-	ReactpHLim 			+= rand(-2, 2)
+	ReactpHLim 			+= rand(-1.8, 2)
 	CurveSharpT 		+= (rand(1, 500)/100)
 	CurveSharppH 		+= (rand(1, 500)/100)
-	ThermicConstant		+= rand(-50, 50)
+	ThermicConstant		+= rand(-20, 20)
 	HIonRelease 		+= (rand(-25, 25)/100)
 	RateUpLim 			+= (rand(1, 1000)/100)
 	PurityMin 			+= (rand(-1, 1)/10)