diff --git a/MinecraftClient/Protocol/Handlers/Protocol18.cs b/MinecraftClient/Protocol/Handlers/Protocol18.cs
index 603f66a5..ba48921b 100644
--- a/MinecraftClient/Protocol/Handlers/Protocol18.cs
+++ b/MinecraftClient/Protocol/Handlers/Protocol18.cs
@@ -542,6 +542,7 @@ namespace MinecraftClient.Protocol.Handlers
                                 if (item != null)
                                     inventorySlots[slotId] = item;
                             }
+                            window_actions[windowId] = 0;
                             handler.OnWindowItems(windowId, inventorySlots);
                         }
                         break;