diff --git a/docs/lua-api-gui-inventory.md b/docs/lua-api-gui-inventory.md
index 93791f690..32bd92ab6 100644
--- a/docs/lua-api-gui-inventory.md
+++ b/docs/lua-api-gui-inventory.md
@@ -123,6 +123,15 @@ Possible values:
 - `block`: Set a specific block as the source
 - `temp`: Set a temporary inventory as the source
 
+### `is_read_only`
+
+Defines if the inventory is read-only or not.
+
+Example:
+```lua
+is_read_only = false -- this is the default value
+```
+
 ### `name`
 
 Name of the widget. **Mandatory field.**
diff --git a/mods/default/blocks/furnace.lua b/mods/default/blocks/furnace.lua
index e22a3f55a..3565f37bc 100644
--- a/mods/default/blocks/furnace.lua
+++ b/mods/default/blocks/furnace.lua
@@ -99,6 +99,8 @@ mod:block {
 				count = 1,
 			},
 
+			is_read_only = true,
+
 			size = {x = 1, y = 1},
 
 			shift_destination = "inv_main,inv_hotbar",
diff --git a/source/client/gui/AbstractInventoryWidget.hpp b/source/client/gui/AbstractInventoryWidget.hpp
index ede15c173..7fa233fd5 100644
--- a/source/client/gui/AbstractInventoryWidget.hpp
+++ b/source/client/gui/AbstractInventoryWidget.hpp
@@ -31,7 +31,8 @@
 
 class AbstractInventoryWidget : public Widget {
 	public:
-		AbstractInventoryWidget(Widget *parent) : Widget(parent) {}
+		AbstractInventoryWidget(Widget *parent, bool isReadOnly = false)
+			: Widget(parent), m_isReadOnly(isReadOnly) {}
 
 		virtual bool sendItemStackToDest(const ItemWidget *itemStack, AbstractInventoryWidget *dest) = 0;
 		virtual bool receiveItemStack(const ItemWidget *itemStack, AbstractInventoryWidget *src) = 0;
@@ -44,10 +45,14 @@ class AbstractInventoryWidget : public Widget {
 		void setFilter(const std::string &filter) { m_filter = filter; }
 		bool doItemMatchFilter(const Item &item);
 
+		bool isReadOnly() const { return m_isReadOnly; }
+
 	protected:
 		std::vector<std::string> m_shiftDestination;
 
 		std::string m_filter;
+
+		bool m_isReadOnly = false;
 };
 
 #endif // ABSTRACTINVENTORYWIDGET_HPP_
diff --git a/source/client/gui/InventoryWidget.hpp b/source/client/gui/InventoryWidget.hpp
index fa102908c..10c1381a6 100644
--- a/source/client/gui/InventoryWidget.hpp
+++ b/source/client/gui/InventoryWidget.hpp
@@ -37,7 +37,7 @@ class ClientCommandHandler;
 class InventoryWidget : public AbstractInventoryWidget {
 	public:
 		InventoryWidget(ClientCommandHandler &client, bool isReadOnly = false, Widget *parent = nullptr)
-			: AbstractInventoryWidget(parent), m_client(client), m_isReadOnly(isReadOnly) {}
+			: AbstractInventoryWidget(parent, isReadOnly), m_client(client) {}
 
 		void init(Inventory &inventory, u16 offset = 0, u16 size = 0);
 
@@ -54,8 +54,6 @@ class InventoryWidget : public AbstractInventoryWidget {
 
 		Inventory *inventory() const { return m_inventory; }
 
-		bool isReadOnly() const { return m_isReadOnly; }
-
 		ItemWidget *currentItemWidget() const { return m_currentItemWidget; }
 
 	private:
@@ -73,8 +71,6 @@ class InventoryWidget : public AbstractInventoryWidget {
 		u16 m_offset = 0;
 		u16 m_size = 0;
 
-		bool m_isReadOnly = false;
-
 		std::vector<ItemWidget> m_itemWidgets;
 		ItemWidget *m_currentItemWidget = nullptr;
 
diff --git a/source/client/gui/MouseItemWidget.cpp b/source/client/gui/MouseItemWidget.cpp
index ec909ea92..70e733ff7 100644
--- a/source/client/gui/MouseItemWidget.cpp
+++ b/source/client/gui/MouseItemWidget.cpp
@@ -171,7 +171,7 @@ void MouseItemWidget::draggingBehaviour(ItemWidget *newItemWidget) {
 
 void MouseItemWidget::updateCurrentItem(ItemWidget *currentItemWidget) {
 	if (currentItemWidget) {
-		bool doItemMatchFilter = !m_currentInventoryWidget || m_currentInventoryWidget->doItemMatchFilter(m_draggedStack.item());
+		bool doItemMatchFilter = !m_currentInventoryWidget || (m_currentInventoryWidget->doItemMatchFilter(m_draggedStack.item()) && !m_currentInventoryWidget->isReadOnly());
 		if (m_isDragging && currentItemWidget != m_currentItemWidget && doItemMatchFilter)
 			draggingBehaviour(currentItemWidget);
 
diff --git a/source/client/states/LuaGUIState.cpp b/source/client/states/LuaGUIState.cpp
index 69b02557e..43a4c16f0 100644
--- a/source/client/states/LuaGUIState.cpp
+++ b/source/client/states/LuaGUIState.cpp
@@ -225,7 +225,9 @@ void LuaGUIState::loadInventoryWidget(const std::string &name, s32 x, s32 y, sf:
 	std::string inventory, shiftDestination, filter;
 	u16 width, height;
 	u16 offset, count;
-	packet >> width >> height >> shiftDestination >> offset >> count >> inventory >> filter;
+	bool isReadOnly;
+	packet >> width >> height >> shiftDestination >> offset >> count >> inventory
+		>> filter >> isReadOnly;
 
 	Inventory *widgetInventory = nullptr;
 	if (inventory == "player") {
@@ -264,7 +266,7 @@ void LuaGUIState::loadInventoryWidget(const std::string &name, s32 x, s32 y, sf:
 	}
 
 	if (widgetInventory) {
-		m_inventoryWidgets.emplace(name, InventoryWidget{m_client, false, &m_mainWidget});
+		m_inventoryWidgets.emplace(name, InventoryWidget{m_client, isReadOnly, &m_mainWidget});
 
 		auto &inventoryWidget = m_inventoryWidgets.at(name);
 		inventoryWidget.setPosition(x, y);
diff --git a/source/server/gui/InventoryWidgetDef.cpp b/source/server/gui/InventoryWidgetDef.cpp
index 1bf86f220..88e329288 100644
--- a/source/server/gui/InventoryWidgetDef.cpp
+++ b/source/server/gui/InventoryWidgetDef.cpp
@@ -32,7 +32,7 @@ void InventoryWidgetDef::serialize(sf::Packet &packet) const {
 	WidgetDef::serialize(packet);
 
 	packet << m_width << m_height << m_shiftDestination << m_offset << m_count
-		<< m_inventory << m_filter;
+		<< m_inventory << m_filter << m_isReadOnly;
 
 	if (m_inventory == "player")
 		packet << m_player << m_inventoryName;
@@ -49,6 +49,7 @@ void InventoryWidgetDef::loadFromLuaTable(const sol::table &table) {
 
 	m_shiftDestination = table["shift_destination"].get_or<std::string>("");
 	m_filter = table["filter"].get_or<std::string>("");
+	m_isReadOnly = table["is_read_only"].get_or(false);
 
 	sol::optional<sol::table> size = table["size"];
 	if (size != sol::nullopt) {
diff --git a/source/server/gui/InventoryWidgetDef.hpp b/source/server/gui/InventoryWidgetDef.hpp
index 51551d9de..e9c011228 100644
--- a/source/server/gui/InventoryWidgetDef.hpp
+++ b/source/server/gui/InventoryWidgetDef.hpp
@@ -56,6 +56,7 @@ class InventoryWidgetDef : public WidgetDef {
 		u16 m_count = 0;
 
 		std::string m_filter;
+		bool m_isReadOnly = false;
 };
 
 #endif // INVENTORYWIDGETDEF_HPP_