diff --git a/src/g_combat.c b/src/g_combat.c
index 3bf5392..7b1592f 100644
--- a/src/g_combat.c
+++ b/src/g_combat.c
@@ -127,7 +127,7 @@ Killed(edict_t *targ, edict_t *inflictor, edict_t *attacker,
 			}
 
 			/* medics won't heal monsters that they kill themselves */
-			if (strcmp(attacker->classname, "monster_medic") == 0)
+			if (attacker && attacker->classname && strcmp(attacker->classname, "monster_medic") == 0)
 			{
 				targ->owner = attacker;
 			}