diff --git a/src/lib/subs/aircombat.c b/src/lib/subs/aircombat.c
index 3a778da2..465ec209 100644
--- a/src/lib/subs/aircombat.c
+++ b/src/lib/subs/aircombat.c
@@ -530,7 +530,8 @@ ac_planedamage(struct plist *plp, natid from, int dam, int flak,
 
     *mesg = 0;
     if (dam <= 0) {
-	snprintf(mesg, 14, " no damage");
+	if (!flak)
+	    snprintf(mesg, 14, " no damage");
 	return;
     }