diff --git a/Sources/ACInteractor/InteractorExecutor.swift b/Sources/ACInteractor/InteractorExecutor.swift
index ab7ae77..c355b89 100644
--- a/Sources/ACInteractor/InteractorExecutor.swift
+++ b/Sources/ACInteractor/InteractorExecutor.swift
@@ -9,17 +9,24 @@ open class InteractorExecutor {
     
     // MARK: - Register
     
+    open func registerInteractor<InteractorProtocol: Interactor, RequestProtocol: InteractorRequestProtocol>
+        (_ interactor: InteractorProtocol, request: RequestProtocol.Type)
+    {
+        let key = String(reflecting: request)
+        interactors[key] = InteractorWrapper(interactor: interactor)
+    }
+    
+    @available(*, deprecated, message: "Use MyInteractor.Request.self as request parameter.")
     open func registerInteractor<InteractorProtocol: Interactor, Response>
         (_ interactor: InteractorProtocol, request: InteractorRequest<Response>)
     {
-        let key = String(describing: request)
-        interactors[key] = InteractorWrapper(interactor: interactor)
+        registerInteractor(interactor, request: type(of: request))
     }
     
     // MARK: - Execute
     
     open func execute<Request: InteractorRequestProtocol>(_ request: Request) {
-        let key = String(describing: request)
+        let key = String(reflecting: request)
         let optionalValue = interactors[key]
         
         guard let value = optionalValue else {
@@ -38,7 +45,7 @@ open class InteractorExecutor {
     // MARK: - GetInteractor
     
     open func getInteractor<Request: InteractorRequestProtocol>(request: Request) -> AnyObject? {
-        let key = String(describing: request)
+        let key = String(reflecting: request)
         let optional = interactors[key]
         
         guard let wrapper = optional as? InteractorWrapper<Request> else {
diff --git a/Tests/ACInteractorTests/InteractorExecutorTests.swift b/Tests/ACInteractorTests/InteractorExecutorTests.swift
index cab352e..e5cea42 100644
--- a/Tests/ACInteractorTests/InteractorExecutorTests.swift
+++ b/Tests/ACInteractorTests/InteractorExecutorTests.swift
@@ -20,16 +20,40 @@ class InteractorExecutorTests: XCTestCase {
         }
     }
     
-    // MARK: - registerInteractor
+    // MARK: - execute
     
-    func testRegisterInteractor_succeeds(){
+    func testExecute_callsExecuteOnInteractor_thatIsRegisteredForRequest() {
+        // Arrange
+        executor.registerInteractor(firstInteractor, request: FirstInteractor.Request.self)
+        executor.registerInteractor(secondInteractor, request: SecondInteractor.Request.self)
+
         // Act
-        executor.registerInteractor(firstInteractor, request: firstRequest)
+        executor.execute(firstRequest)
+        executor.execute(secondRequest)
+
+        // Assert
+        XCTAssertEqual(firstInteractor.executedRequests.count, 1)
+        XCTAssert(firstInteractor.executedRequests.first === firstRequest)
+
+        XCTAssertEqual(secondInteractor.executedRequests.count, 1)
+        XCTAssert(secondInteractor.executedRequests.first === secondRequest)
     }
     
-    func testRegisterInteractor_callsErrorClosureOnRequest_whenInteractorDoesNotMatchRequest() {
+    func testExecute_callsErrorOnRequest_whenNoInteractorIsRegisteredForRequestType() {
         // Arrange
-        executor.registerInteractor(secondInteractor, request: firstRequest)
+        executor.registerInteractor(secondInteractor, request: SecondInteractor.Request.self)
+
+        // Act
+        executor.execute(firstRequest)
+
+        // Assert
+        let expected = "ACInteractor.ACInteractorExecutor: No Interactor is registered for this request!"
+        XCTAssertEqual(errorMessageFromFirstRequest, expected)
+    }
+    
+    func testExecute_callsErrorOnRequest_whenRegisteredInteractorDoesNotMatchRequest() {
+        // Arrange
+        executor.registerInteractor(secondInteractor, request: FirstInteractor.Request.self)
         
         // Act
         executor.execute(firstRequest)
@@ -39,9 +63,10 @@ class InteractorExecutorTests: XCTestCase {
         XCTAssertEqual(errorMessageFromFirstRequest, expected)
     }
     
-    // MARK: - execute
+    // MARK: - execute (deprecated)
     
-    func testExecute_callsExecuteOnInteractor_thatIsRegisteredForRequest() {
+    @available(*, deprecated)
+    func testExecute_callsExecuteOnInteractor_thatIsRegisteredForRequestInstance() {
         // Arrange
         executor.registerInteractor(firstInteractor, request: firstRequest)
         executor.registerInteractor(secondInteractor, request: secondRequest)
@@ -58,7 +83,8 @@ class InteractorExecutorTests: XCTestCase {
         XCTAssert(secondInteractor.executedRequests.first === secondRequest)
     }
     
-    func testExecute_callsErrorOnRequest_whenNoInteractorIsRegisteredForRequest() {
+    @available(*, deprecated)
+    func testExecute_callsErrorOnRequest_whenNoInteractorIsRegisteredForRequestInstance() {
         // Arrange
         executor.registerInteractor(secondInteractor, request: secondRequest)
         
@@ -70,12 +96,25 @@ class InteractorExecutorTests: XCTestCase {
         XCTAssertEqual(errorMessageFromFirstRequest, expected)
     }
     
+    @available(*, deprecated)
+    func testExecute_callsErrorOnRequest_whenRegisteredInteractorDoesNotMatchRequestInstance() {
+        // Arrange
+        executor.registerInteractor(secondInteractor, request: firstRequest)
+        
+        // Act
+        executor.execute(firstRequest)
+        
+        // Assert
+        let expected = "ACInteractor.ACInteractorExecutor: Request does not match execute function of registered Interactor!"
+        XCTAssertEqual(errorMessageFromFirstRequest, expected)
+    }
+    
     // MARK: - getInteractor
     
     func testGetInteractor_returnsInteractor_registeredForRequest() {
         // Arrange
-        executor.registerInteractor(firstInteractor, request: firstRequest)
-        executor.registerInteractor(secondInteractor, request: secondRequest)
+        executor.registerInteractor(firstInteractor, request: FirstInteractor.Request.self)
+        executor.registerInteractor(secondInteractor, request: SecondInteractor.Request.self)
         
         // Act
         let firstResult = executor.getInteractor(request: firstRequest)
@@ -94,4 +133,21 @@ class InteractorExecutorTests: XCTestCase {
         XCTAssertNil(result)
     }
     
+    // MARK: - getInteractor (deprecated)
+    
+    @available(*, deprecated)
+    func testGetInteractor_returnsInteractor_registeredForRequestInstance() {
+        // Arrange
+        executor.registerInteractor(firstInteractor, request: firstRequest)
+        executor.registerInteractor(secondInteractor, request: secondRequest)
+        
+        // Act
+        let firstResult = executor.getInteractor(request: firstRequest)
+        let secondResult = executor.getInteractor(request: secondRequest)
+        
+        // Assert
+        XCTAssert(firstResult === firstInteractor)
+        XCTAssert(secondResult === secondInteractor)
+    }
+    
 }