diff --git a/Patches/Core/ThingDefs_Misc/Weapons_Grenades.xml b/Patches/Core/ThingDefs_Misc/Weapons_Grenades.xml
index a36fb35d53..140fcbc614 100644
--- a/Patches/Core/ThingDefs_Misc/Weapons_Grenades.xml
+++ b/Patches/Core/ThingDefs_Misc/Weapons_Grenades.xml
@@ -148,12 +148,19 @@
 		</value>
 	</Operation>
 
+	<Operation Class="PatchOperationReplace">
+		<xpath>Defs/ThingDef[defName="Weapon_GrenadeFrag"]/smeltable</xpath>
+		<value>
+			<smeltable>false</smeltable>
+		</value>
+	</Operation>
+
 	<Operation Class="PatchOperationAdd">
 		<xpath>Defs/ThingDef[defName="Weapon_GrenadeFrag"]</xpath>
 		<value>
 			<thingClass>CombatExtended.AmmoThing</thingClass>
 			<stackLimit>75</stackLimit>
-			<resourceReadoutPriority>First</resourceReadoutPriority>
+			<resourceReadoutPriority>First</resourceReadoutPriority>		
 		</value>
 	</Operation>
 
@@ -405,7 +412,7 @@
 		<value>
 			<thingClass>CombatExtended.AmmoThing</thingClass>
 			<stackLimit>75</stackLimit>
-			<resourceReadoutPriority>First</resourceReadoutPriority>
+			<resourceReadoutPriority>First</resourceReadoutPriority>	
 		</value>
 	</Operation>