diff --git a/src/main/java/com/raoulvdberge/refinedstorage/api/network/INetwork.java b/src/main/java/com/raoulvdberge/refinedstorage/api/network/INetwork.java
index 006b02fda..f59cbad49 100644
--- a/src/main/java/com/raoulvdberge/refinedstorage/api/network/INetwork.java
+++ b/src/main/java/com/raoulvdberge/refinedstorage/api/network/INetwork.java
@@ -206,7 +206,7 @@ public interface INetwork {
      * @return null if we didn't extract anything, or a stack with the result
      */
     @Nullable
-    ItemStack extractItem(@Nonnull ItemStack stack, int size, int flags, boolean simulate, Predicate<IStorage> filter);
+    ItemStack extractItem(@Nonnull ItemStack stack, int size, int flags, boolean simulate, Predicate<IStorage<ItemStack>> filter);
 
     /**
      * Extracts an item from this network.
diff --git a/src/main/java/com/raoulvdberge/refinedstorage/tile/TileController.java b/src/main/java/com/raoulvdberge/refinedstorage/tile/TileController.java
index 469c34cb1..3a0f4eeb7 100755
--- a/src/main/java/com/raoulvdberge/refinedstorage/tile/TileController.java
+++ b/src/main/java/com/raoulvdberge/refinedstorage/tile/TileController.java
@@ -454,7 +454,7 @@ public class TileController extends TileBase implements ITickable, INetwork, IRe
     }
 
     @Override
-    public ItemStack extractItem(@Nonnull ItemStack stack, int size, int flags, boolean simulate, Predicate<IStorage> filter) {
+    public ItemStack extractItem(@Nonnull ItemStack stack, int size, int flags, boolean simulate, Predicate<IStorage<ItemStack>> filter) {
         int requested = size;
         int received = 0;