diff --git a/data/campaigns/The_South_Guard/scenarios/7a.Into_The_Depths.cfg b/data/campaigns/The_South_Guard/scenarios/7a.Into_The_Depths.cfg
index 873000d8e65..ab8cb8a1897 100644
--- a/data/campaigns/The_South_Guard/scenarios/7a.Into_The_Depths.cfg
+++ b/data/campaigns/The_South_Guard/scenarios/7a.Into_The_Depths.cfg
@@ -564,6 +564,7 @@
 						side=3
 						team_name=trolls
 					[/modify_side]
+					victory_when_enemies_defeated=yes
 				[/else]
 			[/if]
 		[/then]