diff --git a/gamedir/Data/Ja2_Options.INI b/gamedir/Data/Ja2_Options.INI
index 931bc6d20..5c07c9552 100644
--- a/gamedir/Data/Ja2_Options.INI
+++ b/gamedir/Data/Ja2_Options.INI
@@ -58,6 +58,12 @@ INSANE_CASH = 		15000
 
 DYNAMIC_AMMO_WEIGHT = FALSE
 
+;******************************************************************************************************************************
+; Determines whether crepitus / creatures show up in SCI-FI MODE (only - they can never show up in realistic mode)
+;******************************************************************************************************************************
+
+ENABLE_CREPITUS = TRUE
+
 ;******************************************************************************************************************************
 ; TRUE Enables the ability to sell items from the sector Inventory screen with ALT-LMB option.
 ; FALSE Turns off the option. PRICE_MODIFIER is a divisor, 4 = 25% of the item's value.