diff --git a/InventoryGUI-api/src/main/kotlin/net/projecttl/inventory/InventoryGUI.kt b/InventoryGUI-api/src/main/kotlin/net/projecttl/inventory/InventoryGUI.kt
index 3cfb599..9d2eff3 100644
--- a/InventoryGUI-api/src/main/kotlin/net/projecttl/inventory/InventoryGUI.kt
+++ b/InventoryGUI-api/src/main/kotlin/net/projecttl/inventory/InventoryGUI.kt
@@ -51,12 +51,13 @@ object InventoryGUI {
  *
  * @param title The title of the inventory. This is the text shown at the top of the inventory.
  * @param slotType The Inventory's Size. Defaults to 27(3 * 9) if not set.
+ * @param access Allow click player's storage area.
  * @param init Initialize the inventory builder. Creates a default inventory if not set.
  *
  * @return The built inventory
  */
-fun Player.gui(title: Component, slotType: InventoryType = InventoryType.CHEST_27, init: SimpleInventoryBuilder.() -> Unit = {}): Inventory {
-    return SimpleInventoryBuilder(this, slotType, title).apply(init).build()
+fun Player.gui(title: Component, slotType: InventoryType = InventoryType.CHEST_27, access: Boolean = true, init: SimpleInventoryBuilder.() -> Unit = {}): Inventory {
+    return SimpleInventoryBuilder(this, slotType, title, access).apply(init).build()
 }
 
 /**
diff --git a/InventoryGUI-api/src/main/kotlin/net/projecttl/inventory/gui/SimpleInventoryBuilder.kt b/InventoryGUI-api/src/main/kotlin/net/projecttl/inventory/gui/SimpleInventoryBuilder.kt
index a08037a..9f9e1ec 100644
--- a/InventoryGUI-api/src/main/kotlin/net/projecttl/inventory/gui/SimpleInventoryBuilder.kt
+++ b/InventoryGUI-api/src/main/kotlin/net/projecttl/inventory/gui/SimpleInventoryBuilder.kt
@@ -22,7 +22,8 @@ import kotlin.collections.HashMap
 class SimpleInventoryBuilder(
     override val player: Player,
     override val slotType: InventoryType,
-    override val title: Component
+    override val title: Component,
+    val access: Boolean
 ) : Listener, InventoryBuilder {
     override val slots = HashMap<Int, Slot>()
     val closeHandlers = ArrayList<InventoryCloseEvent.() -> Unit>()
@@ -68,6 +69,10 @@ class SimpleInventoryBuilder(
         if(event.view.title() == this.title) {
             if (inventoryIds.contains(id) && event.currentItem != null && event.view.player == player) {
                 if (event.inventory == inventory) {
+                    if (!access) {
+                        event.isCancelled = true
+                    }
+
                     for (slot in slots.entries) {
                         if (slot.key == event.rawSlot){
                             event.isCancelled = true
diff --git a/build.gradle.kts b/build.gradle.kts
index fd7e966..a779d70 100644
--- a/build.gradle.kts
+++ b/build.gradle.kts
@@ -8,7 +8,7 @@ plugins {
 }
 
 group = "net.projecttl"
-version = "4.5.0"
+version = "4.5.1"
 
 allprojects {
     apply(plugin = "com.github.johnrengelman.shadow")