diff --git a/ModPatches/Spacer Pack/Patches/Spacer Pack/Backpacks.xml b/ModPatches/Spacer Pack/Patches/Spacer Pack/Backpacks.xml
index 8bc4bcd19d..59c44336e2 100644
--- a/ModPatches/Spacer Pack/Patches/Spacer Pack/Backpacks.xml	
+++ b/ModPatches/Spacer Pack/Patches/Spacer Pack/Backpacks.xml	
@@ -129,7 +129,7 @@
 		</value>
 	</Operation>
 
-	<!-- psychic foilpack -->
+	<!-- Psychic Foilpack -->
 
 	<Operation Class="PatchOperationReplace">
 		<xpath>Defs/ThingDef[defName="dvd_foilpack"]/equippedStatOffsets/VEF_MassCarryCapacity</xpath>
@@ -141,7 +141,7 @@
 	<Operation Class="PatchOperationReplace">
 		<xpath>Defs/ThingDef[defName="dvd_foilpack"]/statBases/Mass</xpath>
 		<value>
-			<Mass>6</Mass>
+			<Mass>4</Mass>
 			<Bulk>8</Bulk>
 		</value>
 	</Operation>