diff --git a/CHANGELOG.md b/CHANGELOG.md
index c89e76303..51dd2169c 100755
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -6,6 +6,7 @@
 - Fixed Grid GUI crash (raoulvdberge)
 - Fixed device names overflowing Controller GUI (raoulvdberge)
 - Fixed high CPU load when Refined Storage GUIs are open (raoulvdberge)
+- Fixed not being able to extract Mekanism tanks and bins from the Grid (raoulvdberge)
 
 ### 1.5.18
 - Added Project E integration for the External Storage on the Transmutation Table (raoulvdberge)
diff --git a/src/main/java/com/raoulvdberge/refinedstorage/apiimpl/network/grid/handler/ItemGridHandler.java b/src/main/java/com/raoulvdberge/refinedstorage/apiimpl/network/grid/handler/ItemGridHandler.java
index 7b1859eab..db14eba9e 100644
--- a/src/main/java/com/raoulvdberge/refinedstorage/apiimpl/network/grid/handler/ItemGridHandler.java
+++ b/src/main/java/com/raoulvdberge/refinedstorage/apiimpl/network/grid/handler/ItemGridHandler.java
@@ -38,7 +38,8 @@ public class ItemGridHandler implements IItemGridHandler {
         }
 
         int itemSize = item.getCount();
-        int maxItemSize = item.getItem().getItemStackLimit(item);
+        // We copy here because some mods change the NBT tag of an item after getting the stack limit
+        int maxItemSize = item.getItem().getItemStackLimit(item.copy());
 
         boolean single = (flags & EXTRACT_SINGLE) == EXTRACT_SINGLE;
 
diff --git a/src/main/java/com/raoulvdberge/refinedstorage/apiimpl/network/grid/handler/ItemGridHandlerPortable.java b/src/main/java/com/raoulvdberge/refinedstorage/apiimpl/network/grid/handler/ItemGridHandlerPortable.java
index 0755d3a88..cba608f6b 100644
--- a/src/main/java/com/raoulvdberge/refinedstorage/apiimpl/network/grid/handler/ItemGridHandlerPortable.java
+++ b/src/main/java/com/raoulvdberge/refinedstorage/apiimpl/network/grid/handler/ItemGridHandlerPortable.java
@@ -38,7 +38,8 @@ public class ItemGridHandlerPortable implements IItemGridHandler {
         }
 
         int itemSize = item.getCount();
-        int maxItemSize = item.getItem().getItemStackLimit(item);
+        // We copy here because some mods change the NBT tag of an item after getting the stack limit
+        int maxItemSize = item.getItem().getItemStackLimit(item.copy());
 
         boolean single = (flags & EXTRACT_SINGLE) == EXTRACT_SINGLE;