diff --git a/RxCocoa/iOS/UICollectionView+Rx.swift b/RxCocoa/iOS/UICollectionView+Rx.swift
index 59c630ff..336446cb 100644
--- a/RxCocoa/iOS/UICollectionView+Rx.swift
+++ b/RxCocoa/iOS/UICollectionView+Rx.swift
@@ -39,10 +39,11 @@ extension UICollectionView {
     - parameter cellIdentifier: Identifier used to dequeue cells.
     - parameter source: Observable sequence of items.
     - parameter configureCell: Transform between sequence elements and view cells.
+    - parameter cellType: Type of table view cell.
     - returns: Disposable object that can be used to unbind.
     */
     public func rx_itemsWithCellIdentifier<S: SequenceType, Cell: UICollectionViewCell, O : ObservableType where O.E == S>
-        (cellIdentifier: String)
+        (cellIdentifier: String, cellType: Cell.Type = Cell.self)
         (source: O)
         (configureCell: (Int, S.Generator.Element, Cell) -> Void)
         -> Disposable {
diff --git a/RxCocoa/iOS/UITableView+Rx.swift b/RxCocoa/iOS/UITableView+Rx.swift
index af3ad282..66c4045c 100644
--- a/RxCocoa/iOS/UITableView+Rx.swift
+++ b/RxCocoa/iOS/UITableView+Rx.swift
@@ -40,10 +40,11 @@ extension UITableView {
     - parameter cellIdentifier: Identifier used to dequeue cells.
     - parameter source: Observable sequence of items.
     - parameter configureCell: Transform between sequence elements and view cells.
+    - parameter cellType: Type of table view cell.
     - returns: Disposable object that can be used to unbind.
     */
     public func rx_itemsWithCellIdentifier<S: SequenceType, Cell: UITableViewCell, O : ObservableType where O.E == S>
-        (cellIdentifier: String)
+        (cellIdentifier: String, cellType: Cell.Type = Cell.self)
         (source: O)
         (configureCell: (Int, S.Generator.Element, Cell) -> Void)
         -> Disposable {
diff --git a/RxExample/RxExample.xcodeproj/project.pbxproj b/RxExample/RxExample.xcodeproj/project.pbxproj
index 71beb12b..ca02f20c 100644
--- a/RxExample/RxExample.xcodeproj/project.pbxproj
+++ b/RxExample/RxExample.xcodeproj/project.pbxproj
@@ -470,6 +470,34 @@
 			remoteGlobalIDString = C8F0C0581BBBFBCE001B112F;
 			remoteInfo = "RxBlocking-watchOS";
 		};
+		C8864C591C275A200073016D /* PBXContainerItemProxy */ = {
+			isa = PBXContainerItemProxy;
+			containerPortal = C81B39F11BC1C28400EF5A9F /* Rx.xcodeproj */;
+			proxyType = 2;
+			remoteGlobalIDString = C88FA50C1C25C44800CCFEA4;
+			remoteInfo = "RxTests-iOS";
+		};
+		C8864C5B1C275A200073016D /* PBXContainerItemProxy */ = {
+			isa = PBXContainerItemProxy;
+			containerPortal = C81B39F11BC1C28400EF5A9F /* Rx.xcodeproj */;
+			proxyType = 2;
+			remoteGlobalIDString = C88FA51D1C25C4B500CCFEA4;
+			remoteInfo = "RxTests-OSX";
+		};
+		C8864C5D1C275A200073016D /* PBXContainerItemProxy */ = {
+			isa = PBXContainerItemProxy;
+			containerPortal = C81B39F11BC1C28400EF5A9F /* Rx.xcodeproj */;
+			proxyType = 2;
+			remoteGlobalIDString = C88FA52E1C25C4C000CCFEA4;
+			remoteInfo = "RxTests-tvOS";
+		};
+		C8864C5F1C275A200073016D /* PBXContainerItemProxy */ = {
+			isa = PBXContainerItemProxy;
+			containerPortal = C81B39F11BC1C28400EF5A9F /* Rx.xcodeproj */;
+			proxyType = 2;
+			remoteGlobalIDString = C88FA53F1C25C4CC00CCFEA4;
+			remoteInfo = "RxTests-watchOS";
+		};
 /* End PBXContainerItemProxy section */
 
 /* Begin PBXCopyFilesBuildPhase section */
@@ -919,6 +947,10 @@
 				C81B3A131BC1C28400EF5A9F /* RxBlocking.framework */,
 				C81B3A151BC1C28400EF5A9F /* RxBlocking.framework */,
 				C81B3A171BC1C28400EF5A9F /* RxBlocking.framework */,
+				C8864C5A1C275A200073016D /* RxTests.framework */,
+				C8864C5C1C275A200073016D /* RxTests.framework */,
+				C8864C5E1C275A200073016D /* RxTests.framework */,
+				C8864C601C275A200073016D /* RxTests.framework */,
 			);
 			name = Products;
 			sourceTree = "<group>";
@@ -1741,6 +1773,34 @@
 			remoteRef = C81B3A161BC1C28400EF5A9F /* PBXContainerItemProxy */;
 			sourceTree = BUILT_PRODUCTS_DIR;
 		};
+		C8864C5A1C275A200073016D /* RxTests.framework */ = {
+			isa = PBXReferenceProxy;
+			fileType = wrapper.framework;
+			path = RxTests.framework;
+			remoteRef = C8864C591C275A200073016D /* PBXContainerItemProxy */;
+			sourceTree = BUILT_PRODUCTS_DIR;
+		};
+		C8864C5C1C275A200073016D /* RxTests.framework */ = {
+			isa = PBXReferenceProxy;
+			fileType = wrapper.framework;
+			path = RxTests.framework;
+			remoteRef = C8864C5B1C275A200073016D /* PBXContainerItemProxy */;
+			sourceTree = BUILT_PRODUCTS_DIR;
+		};
+		C8864C5E1C275A200073016D /* RxTests.framework */ = {
+			isa = PBXReferenceProxy;
+			fileType = wrapper.framework;
+			path = RxTests.framework;
+			remoteRef = C8864C5D1C275A200073016D /* PBXContainerItemProxy */;
+			sourceTree = BUILT_PRODUCTS_DIR;
+		};
+		C8864C601C275A200073016D /* RxTests.framework */ = {
+			isa = PBXReferenceProxy;
+			fileType = wrapper.framework;
+			path = RxTests.framework;
+			remoteRef = C8864C5F1C275A200073016D /* PBXContainerItemProxy */;
+			sourceTree = BUILT_PRODUCTS_DIR;
+		};
 /* End PBXReferenceProxy section */
 
 /* Begin PBXResourcesBuildPhase section */
@@ -2297,6 +2357,7 @@
 		C83367001AD0293900C668A7 /* Debug */ = {
 			isa = XCBuildConfiguration;
 			buildSettings = {
+				CODE_SIGN_IDENTITY = "iPhone Developer";
 				INFOPLIST_FILE = "RxExample/Info-iOS.plist";
 				IPHONEOS_DEPLOYMENT_TARGET = 8.1;
 				LD_RUNPATH_SEARCH_PATHS = "$(inherited) @executable_path/Frameworks";
@@ -2310,6 +2371,7 @@
 		C83367011AD0293900C668A7 /* Release */ = {
 			isa = XCBuildConfiguration;
 			buildSettings = {
+				CODE_SIGN_IDENTITY = "iPhone Developer";
 				INFOPLIST_FILE = "RxExample/Info-iOS.plist";
 				IPHONEOS_DEPLOYMENT_TARGET = 8.1;
 				LD_RUNPATH_SEARCH_PATHS = "$(inherited) @executable_path/Frameworks";
@@ -2391,6 +2453,7 @@
 		C8DF92EE1B0B3DFA009BCF9A /* Release-Tests */ = {
 			isa = XCBuildConfiguration;
 			buildSettings = {
+				CODE_SIGN_IDENTITY = "iPhone Developer";
 				INFOPLIST_FILE = "RxExample/Info-iOS.plist";
 				IPHONEOS_DEPLOYMENT_TARGET = 8.1;
 				LD_RUNPATH_SEARCH_PATHS = "$(inherited) @executable_path/Frameworks";
diff --git a/RxExample/RxExample/Examples/SimpleTableViewExample/SimpleTableViewExampleViewController.swift b/RxExample/RxExample/Examples/SimpleTableViewExample/SimpleTableViewExampleViewController.swift
index 05753a81..dbdf45aa 100644
--- a/RxExample/RxExample/Examples/SimpleTableViewExample/SimpleTableViewExampleViewController.swift
+++ b/RxExample/RxExample/Examples/SimpleTableViewExample/SimpleTableViewExampleViewController.swift
@@ -26,7 +26,7 @@ class SimpleTableViewExampleViewController : ViewController {
         ])
 
         items
-            .bindTo(tableView.rx_itemsWithCellIdentifier("Cell")) { (row, element, cell) in
+            .bindTo(tableView.rx_itemsWithCellIdentifier("Cell", cellType: UITableViewCell.self)) { (row, element, cell) in
                 cell.textLabel?.text = "\(element) @ row \(row)"
             }
             .addDisposableTo(disposeBag)
diff --git a/RxExample/RxExample/Examples/WikipediaImageSearch/Views/WikipediaSearchCell.swift b/RxExample/RxExample/Examples/WikipediaImageSearch/Views/WikipediaSearchCell.swift
index 4d0dfa62..e3d9a87d 100644
--- a/RxExample/RxExample/Examples/WikipediaImageSearch/Views/WikipediaSearchCell.swift
+++ b/RxExample/RxExample/Examples/WikipediaImageSearch/Views/WikipediaSearchCell.swift
@@ -40,8 +40,8 @@ public class WikipediaSearchCell: UITableViewCell {
             self.URLOutlet.text = viewModel.searchResult.URL.absoluteString ?? ""
 
             viewModel.imageURLs
-                .drive(self.imagesOutlet.rx_itemsWithCellIdentifier("ImageCell")) { [unowned self] (_, URL, cell: CollectionViewImageCell) in
-                    cell.downloadableImage = self.imageService.imageFromURL(URL)
+                .drive(self.imagesOutlet.rx_itemsWithCellIdentifier("ImageCell", cellType: CollectionViewImageCell.self)) { [weak self] (_, URL, cell) in
+                    cell.downloadableImage = self?.imageService.imageFromURL(URL) ?? empty()
                 }
                 .addDisposableTo(disposeBag)
 
diff --git a/RxExample/RxExample/Examples/WikipediaImageSearch/Views/WikipediaSearchViewController.swift b/RxExample/RxExample/Examples/WikipediaImageSearch/Views/WikipediaSearchViewController.swift
index c0762c07..920515ed 100644
--- a/RxExample/RxExample/Examples/WikipediaImageSearch/Views/WikipediaSearchViewController.swift
+++ b/RxExample/RxExample/Examples/WikipediaImageSearch/Views/WikipediaSearchViewController.swift
@@ -59,7 +59,7 @@ class WikipediaSearchViewController: ViewController {
             .map { results in
                 results.map(SearchResultViewModel.init)
             }
-            .drive(resultsTableView.rx_itemsWithCellIdentifier("WikipediaSearchCell")) { (_, viewModel, cell: WikipediaSearchCell) in
+            .drive(resultsTableView.rx_itemsWithCellIdentifier("WikipediaSearchCell", cellType: WikipediaSearchCell.self)) { (_, viewModel, cell) in
                 cell.viewModel = viewModel
             }
             .addDisposableTo(disposeBag)