diff --git a/Sources/StorybookKit/Internals/TargetViewControllerKey.swift b/Sources/StorybookKit/Internals/TargetViewControllerKey.swift
index de66384..e563833 100644
--- a/Sources/StorybookKit/Internals/TargetViewControllerKey.swift
+++ b/Sources/StorybookKit/Internals/TargetViewControllerKey.swift
@@ -1,5 +1,5 @@
 import SwiftUI
 
 extension EnvironmentValues {
-  @Entry var _targetViewController: UIViewController?
+  @Entry public var storybook_targetViewController: UIViewController?
 }
diff --git a/Sources/StorybookKit/Primitives/BookAction.swift b/Sources/StorybookKit/Primitives/BookAction.swift
index 4b080da..8e779d4 100644
--- a/Sources/StorybookKit/Primitives/BookAction.swift
+++ b/Sources/StorybookKit/Primitives/BookAction.swift
@@ -23,7 +23,7 @@ import SwiftUI
 
 public struct BookAction: BookView {
 
-  @Environment(\._targetViewController) var targetViewController
+  @Environment(\.storybook_targetViewController) var targetViewController
 
   public let declarationIdentifier: DeclarationIdentifier
   
diff --git a/Sources/StorybookKit/Primitives/BookPresent.swift b/Sources/StorybookKit/Primitives/BookPresent.swift
index c4c32e4..2194cea 100644
--- a/Sources/StorybookKit/Primitives/BookPresent.swift
+++ b/Sources/StorybookKit/Primitives/BookPresent.swift
@@ -24,7 +24,7 @@ import SwiftUI
 /// A component descriptor that just displays UI-Component
 public struct BookPresent: BookView {
 
-  @Environment(\._targetViewController) private var targetViewController
+  @Environment(\.storybook_targetViewController) private var targetViewController
 
   public let declarationIdentifier: DeclarationIdentifier
   public let presentedViewControllerBlock: @MainActor () -> UIViewController
diff --git a/Sources/StorybookKit/Primitives/BookPush.swift b/Sources/StorybookKit/Primitives/BookPush.swift
index 632ae98..622305d 100644
--- a/Sources/StorybookKit/Primitives/BookPush.swift
+++ b/Sources/StorybookKit/Primitives/BookPush.swift
@@ -24,7 +24,7 @@ import SwiftUI
 /// A component descriptor that previewing with push presentation.
 public struct BookPush: BookView {
 
-  @Environment(\._targetViewController) var targetViewController
+  @Environment(\.storybook_targetViewController) var targetViewController
 
   public let pushingViewControllerBlock: @MainActor () -> UIViewController
   public let declarationIdentifier: DeclarationIdentifier
@@ -44,7 +44,7 @@ public struct BookPush: BookView {
 
     NavigationLink(title, destination: {
       _ViewControllerHost(instantiate: pushingViewControllerBlock)
-        .environment(\._targetViewController, targetViewController)
+        .environment(\.storybook_targetViewController, targetViewController)
     })
 
   }
diff --git a/Sources/StorybookKit/StorybookDisplayRootView.swift b/Sources/StorybookKit/StorybookDisplayRootView.swift
index b6bb6b4..c44edbe 100644
--- a/Sources/StorybookKit/StorybookDisplayRootView.swift
+++ b/Sources/StorybookKit/StorybookDisplayRootView.swift
@@ -163,7 +163,7 @@ final class _ViewController<Content: View>: UIViewController {
     let hosting = UIHostingController(
       rootView:
         content
-        .environment(\._targetViewController, self)
+        .environment(\.storybook_targetViewController, self)
     )
 
     addChild(hosting)