diff --git a/core/src/io/anuke/mindustry/world/blocks/distribution/MassDriver.java b/core/src/io/anuke/mindustry/world/blocks/distribution/MassDriver.java
index f3020c22ef..c5ada69c89 100644
--- a/core/src/io/anuke/mindustry/world/blocks/distribution/MassDriver.java
+++ b/core/src/io/anuke/mindustry/world/blocks/distribution/MassDriver.java
@@ -232,8 +232,8 @@ public class MassDriver extends Block{
             int maxTransfer = Math.min(entity.items.get(content.item(i)), ((MassDriver)tile.block()).itemCapacity - totalUsed);
             data.items[i] = maxTransfer;
             totalUsed += maxTransfer;
+            entity.items.remove(content.item(i), maxTransfer);
         }
-        entity.items.clear();
 
         float angle = tile.angleTo(target);