diff --git a/Sources/ReactorKit/Reactor.swift b/Sources/ReactorKit/Reactor.swift
index d8a3c05..0a62547 100644
--- a/Sources/ReactorKit/Reactor.swift
+++ b/Sources/ReactorKit/Reactor.swift
@@ -69,6 +69,7 @@ private var actionKey = "action"
 private var currentStateKey = "currentState"
 private var stateKey = "state"
 private var disposeBagKey = "disposeBag"
+private var isStubEnabledKey = "isStubEnabled"
 private var stubKey = "stub"
 
 
@@ -76,7 +77,7 @@ private var stubKey = "stub"
 
 extension Reactor {
   private var _action: ActionSubject<Action> {
-    if self.stub.isEnabled {
+    if self.isStubEnabled {
       return self.stub.action
     } else {
       return self.associatedObject(forKey: &actionKey, default: .init())
@@ -97,7 +98,7 @@ extension Reactor {
   }
 
   private var _state: Observable<State> {
-    if self.stub.isEnabled {
+    if self.isStubEnabled {
       return self.stub.state.asObservable()
     } else {
       return self.associatedObject(forKey: &stateKey, default: self.createStateStream())
@@ -170,6 +171,11 @@ extension Reactor where Action == Mutation {
 // MARK: - Stub
 
 extension Reactor {
+  public var isStubEnabled: Bool {
+    set { self.setAssociatedObject(newValue, forKey: &isStubEnabledKey) }
+    get { return self.associatedObject(forKey: &isStubEnabledKey, default: false) }
+  }
+
   public var stub: Stub<Self> {
     return self.associatedObject(
       forKey: &stubKey,
diff --git a/Sources/ReactorKit/Stub.swift b/Sources/ReactorKit/Stub.swift
index 228eb5b..825329d 100644
--- a/Sources/ReactorKit/Stub.swift
+++ b/Sources/ReactorKit/Stub.swift
@@ -4,7 +4,11 @@ public class Stub<Reactor: ReactorKit.Reactor> {
   private unowned var reactor: Reactor
   private let disposeBag: DisposeBag
 
-  public var isEnabled: Bool = false
+  @available(*, deprecated, message: "Use 'Reactor.isStubEnabled' instead.")
+  public var isEnabled: Bool {
+    set { self.reactor.isStubEnabled = newValue }
+    get { return self.reactor.isStubEnabled }
+  }
 
   public let state: StateRelay<Reactor.State>
   public let action: ActionSubject<Reactor.Action>
diff --git a/Tests/ReactorKitTests/ReactorTests.swift b/Tests/ReactorKitTests/ReactorTests.swift
index c5637e7..7835c31 100644
--- a/Tests/ReactorKitTests/ReactorTests.swift
+++ b/Tests/ReactorKitTests/ReactorTests.swift
@@ -158,14 +158,14 @@ final class ReactorTests: XCTestCase {
 
   func testStub_actionAndStateMemoryAddress() {
     let reactor = TestReactor()
-    reactor.stub.isEnabled = true
+    reactor.isStubEnabled = true
     XCTAssertTrue(reactor.action === reactor.stub.action)
     XCTAssertTrue(reactor.state === reactor.stub.state.asObservable())
   }
 
   func testStub_actions() {
     let reactor = StopwatchReactor(scheduler: MainScheduler.instance)
-    reactor.stub.isEnabled = true
+    reactor.isStubEnabled = true
     reactor.action.onNext(.start)
     reactor.action.onNext(.start)
     reactor.action.onNext(.stop)
@@ -174,7 +174,7 @@ final class ReactorTests: XCTestCase {
 
   func testStub_state() {
     let reactor = StopwatchReactor(scheduler: MainScheduler.instance)
-    reactor.stub.isEnabled = true
+    reactor.isStubEnabled = true
     reactor.stub.state.value = 0
     XCTAssertEqual(reactor.currentState, 0)
     reactor.stub.state.value = 1
@@ -187,7 +187,7 @@ final class ReactorTests: XCTestCase {
 
   func testStub_ignoreAction() {
     let reactor = TestReactor()
-    reactor.stub.isEnabled = true
+    reactor.isStubEnabled = true
     reactor.action.onNext(["A"])
     XCTAssertEqual(reactor.currentState, [])
   }