diff --git a/gamedir/Data-1.13/TableData/Items/Explosives.xml b/gamedir/Data-1.13/TableData/Items/Explosives.xml
index 28c8c30e8..350f41fad 100644
--- a/gamedir/Data-1.13/TableData/Items/Explosives.xml
+++ b/gamedir/Data-1.13/TableData/Items/Explosives.xml
@@ -1983,7 +1983,7 @@
 	</EXPLOSIVE>
 	<EXPLOSIVE><!-- roof collapse-->
 		<uiIndex>99</uiIndex>
-		<ubType>12</ubType>
+		<ubType>11</ubType>
 		<ubDamage>0</ubDamage>
 		<ubStunDamage>0</ubStunDamage>
 		<ubRadius>0</ubRadius>
@@ -2121,4 +2121,4 @@
 		<ubHorizontalDegree>0</ubHorizontalDegree>
 		<ubVerticalDegree>0</ubVerticalDegree>
 	</EXPLOSIVE>
-</EXPLOSIVELIST>
\ No newline at end of file
+</EXPLOSIVELIST>