diff --git a/CHANGELOG.md b/CHANGELOG.md
index 0769a01de..145bd20d5 100755
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,5 +1,9 @@
 # Refined Storage Changelog
 
+### 0.7.12
+**Bugfixes**
+- Fixed interface overflowing
+
 ### 0.7.11
 **Bugfixes**
 - Fixed crash with wireless grid
diff --git a/src/main/java/refinedstorage/api/storage/NBTStorage.java b/src/main/java/refinedstorage/api/storage/NBTStorage.java
index 5b5d515df..b66555fc6 100755
--- a/src/main/java/refinedstorage/api/storage/NBTStorage.java
+++ b/src/main/java/refinedstorage/api/storage/NBTStorage.java
@@ -121,7 +121,7 @@ public abstract class NBTStorage implements IStorage {
                     int remainingSpace = getCapacity() - getStored();
 
                     if (remainingSpace <= 0) {
-                        return stack;
+                        return ItemHandlerHelper.copyStackWithSize(stack, size);
                     }
 
                     if (!simulate) {
@@ -151,7 +151,7 @@ public abstract class NBTStorage implements IStorage {
             int remainingSpace = getCapacity() - getStored();
 
             if (remainingSpace <= 0) {
-                return stack;
+                return ItemHandlerHelper.copyStackWithSize(stack, size);
             }
 
             if (!simulate) {