diff --git a/gamedir/Data/Ja2_Options.INI b/gamedir/Data/Ja2_Options.INI
index f5200b9dc..931bc6d20 100644
--- a/gamedir/Data/Ja2_Options.INI
+++ b/gamedir/Data/Ja2_Options.INI
@@ -52,6 +52,12 @@ EXPERIENCED_CASH = 	35000
 EXPERT_CASH = 		30000
 INSANE_CASH = 		15000
 
+;******************************************************************************************************************************
+; Determines whether ammo weight is calculated based on the number of bullets remaining in a clip
+;******************************************************************************************************************************
+
+DYNAMIC_AMMO_WEIGHT = FALSE
+
 ;******************************************************************************************************************************
 ; 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.