diff --git a/CHANGELOG.md b/CHANGELOG.md
index 5713d4997..496f80eaa 100755
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -2,6 +2,7 @@
 
 ### 1.5.2
 - Fixed a bug where loading nodes would abort when a single node has an error while reading (raoulvdberge)
+- Fixed Filters not persisting correctly in Portable Grid (raoulvdberge)
 
 ### 1.5.1
 - Updated Forge to 2340 (raoulvdberge)
diff --git a/src/main/java/com/raoulvdberge/refinedstorage/tile/grid/portable/PortableGrid.java b/src/main/java/com/raoulvdberge/refinedstorage/tile/grid/portable/PortableGrid.java
index 20f1f5267..0c0310379 100644
--- a/src/main/java/com/raoulvdberge/refinedstorage/tile/grid/portable/PortableGrid.java
+++ b/src/main/java/com/raoulvdberge/refinedstorage/tile/grid/portable/PortableGrid.java
@@ -68,7 +68,7 @@ public class PortableGrid implements IGrid, IPortableGrid {
                 stack.setTagCompound(new NBTTagCompound());
             }
 
-            RSUtils.writeItems(this, slot, stack.getTagCompound());
+            RSUtils.writeItems(this, 0, stack.getTagCompound());
         }
     };
     private ItemHandlerBase disk = new ItemHandlerBase(1, s -> NetworkNodeDiskDrive.VALIDATOR_STORAGE_DISK.test(s) && ((IStorageDiskProvider) s.getItem()).create(s).getType() == StorageDiskType.ITEMS) {
@@ -127,9 +127,7 @@ public class PortableGrid implements IGrid, IPortableGrid {
         }
 
         if (player != null) {
-            for (int i = 0; i < 4; ++i) {
-                RSUtils.readItems(filter, i, stack.getTagCompound());
-            }
+            RSUtils.readItems(filter, 0, stack.getTagCompound());
         }
 
         RSUtils.readItems(disk, 4, stack.getTagCompound());