diff --git a/src/main/java/blusunrize/immersiveengineering/common/blocks/multiblocks/logic/SiloLogic.java b/src/main/java/blusunrize/immersiveengineering/common/blocks/multiblocks/logic/SiloLogic.java
index 19f9d0f208..1374aad6f9 100644
--- a/src/main/java/blusunrize/immersiveengineering/common/blocks/multiblocks/logic/SiloLogic.java
+++ b/src/main/java/blusunrize/immersiveengineering/common/blocks/multiblocks/logic/SiloLogic.java
@@ -125,7 +125,7 @@ public State(IInitialMultiblockContext<State> capabilitySource)
 		@Override
 		public void writeSaveNBT(CompoundTag nbt, Provider provider)
 		{
-			nbt.put("identStack", identStack.save(provider));
+			nbt.put("identStack", identStack.saveOptional(provider));
 			nbt.putInt("count", storageAmount);
 		}