diff --git a/src/actionspecials.h b/src/actionspecials.h
index 752ef77eb..d1c72c1ad 100644
--- a/src/actionspecials.h
+++ b/src/actionspecials.h
@@ -193,7 +193,7 @@ DEFINE_SPECIAL(Transfer_FloorLight, 210, -1, -1, 1)
 DEFINE_SPECIAL(Transfer_CeilingLight, 211, -1, -1, 1)
 DEFINE_SPECIAL(Sector_SetColor, 212, 4, 5, 5)
 DEFINE_SPECIAL(Sector_SetFade, 213,  4, 4, 4)
-DEFINE_SPECIAL(Sector_SetDamage, 214, 3, 3, 3)
+DEFINE_SPECIAL(Sector_SetDamage, 214, 3, 5, 5)
 DEFINE_SPECIAL(Teleport_Line, 215, 2, 3, 3)
 DEFINE_SPECIAL(Sector_SetGravity, 216, 3, 3, 3)
 DEFINE_SPECIAL(Stairs_BuildUpDoom, 217, 5, 5, 5)