diff --git a/src/lib/global/constants.c b/src/lib/global/constants.c
index 9436e938..8eab86f8 100644
--- a/src/lib/global/constants.c
+++ b/src/lib/global/constants.c
@@ -94,8 +94,8 @@ int land_max_interdiction_range = 8;
 
 double mission_mob_cost = 0.0;	/* Cost is percentage of max mob */
 
-double unit_damage = 0.30;	/* Units take this % of normal damage */
-double people_damage = 1.00;	/* Civs/Mil/Uw take this % of normal damage */
+double unit_damage = 0.30;	/* Units take this fraction of normal damage */
+double people_damage = 1.00;	/* Civs/mil/uw take this fraction of damage */
 double collateral_dam = 0.10;	/* Side effect damage to sector */
 double assault_penalty = 0.50;	/* attack factor for para & assault troops */