diff --git a/Example/InfiniteLayout.xcodeproj/project.pbxproj b/Example/InfiniteLayout.xcodeproj/project.pbxproj
index 2e0bd5d..7fd0869 100644
--- a/Example/InfiniteLayout.xcodeproj/project.pbxproj
+++ b/Example/InfiniteLayout.xcodeproj/project.pbxproj
@@ -331,6 +331,7 @@
 				"${BUILT_PRODUCTS_DIR}/InfiniteLayout/InfiniteLayout.framework",
 				"${BUILT_PRODUCTS_DIR}/RxCocoa/RxCocoa.framework",
 				"${BUILT_PRODUCTS_DIR}/RxDataSources/RxDataSources.framework",
+				"${BUILT_PRODUCTS_DIR}/RxRelay/RxRelay.framework",
 				"${BUILT_PRODUCTS_DIR}/RxSwift/RxSwift.framework",
 			);
 			name = "[CP] Embed Pods Frameworks";
@@ -340,6 +341,7 @@
 				"${TARGET_BUILD_DIR}/${FRAMEWORKS_FOLDER_PATH}/InfiniteLayout.framework",
 				"${TARGET_BUILD_DIR}/${FRAMEWORKS_FOLDER_PATH}/RxCocoa.framework",
 				"${TARGET_BUILD_DIR}/${FRAMEWORKS_FOLDER_PATH}/RxDataSources.framework",
+				"${TARGET_BUILD_DIR}/${FRAMEWORKS_FOLDER_PATH}/RxRelay.framework",
 				"${TARGET_BUILD_DIR}/${FRAMEWORKS_FOLDER_PATH}/RxSwift.framework",
 			);
 			runOnlyForDeploymentPostprocessing = 0;
diff --git a/Example/Podfile.lock b/Example/Podfile.lock
index 0b8df6c..ada5962 100644
--- a/Example/Podfile.lock
+++ b/Example/Podfile.lock
@@ -1,24 +1,27 @@
 PODS:
   - CocoaProxy (0.1.1)
-  - Differentiator (3.1.0)
-  - InfiniteLayout (0.3):
+  - Differentiator (4.0.1)
+  - InfiniteLayout (0.4.1):
     - CocoaProxy (~> 0)
-    - InfiniteLayout/Core (= 0.3)
-  - InfiniteLayout/Core (0.3):
+    - InfiniteLayout/Core (= 0.4.1)
+  - InfiniteLayout/Core (0.4.1):
     - CocoaProxy (~> 0)
-  - InfiniteLayout/Rx (0.3):
+  - InfiniteLayout/Rx (0.4.1):
     - CocoaProxy (~> 0)
     - InfiniteLayout/Core (~> 0)
-    - RxCocoa (~> 4)
-    - RxDataSources (~> 3)
-    - RxSwift (~> 4)
-  - RxCocoa (4.5.0):
-    - RxSwift (>= 4.4.2, ~> 4.4)
-  - RxDataSources (3.1.0):
-    - Differentiator (~> 3.0)
-    - RxCocoa (~> 4.0)
-    - RxSwift (~> 4.0)
-  - RxSwift (4.5.0)
+    - RxCocoa (~> 5)
+    - RxDataSources (~> 4)
+    - RxSwift (~> 5)
+  - RxCocoa (5.0.0):
+    - RxRelay (~> 5)
+    - RxSwift (~> 5)
+  - RxDataSources (4.0.1):
+    - Differentiator (~> 4.0)
+    - RxCocoa (~> 5.0)
+    - RxSwift (~> 5.0)
+  - RxRelay (5.0.0):
+    - RxSwift (~> 5)
+  - RxSwift (5.0.0)
 
 DEPENDENCIES:
   - InfiniteLayout (from `../`)
@@ -30,6 +33,7 @@ SPEC REPOS:
     - Differentiator
     - RxCocoa
     - RxDataSources
+    - RxRelay
     - RxSwift
 
 EXTERNAL SOURCES:
@@ -38,11 +42,12 @@ EXTERNAL SOURCES:
 
 SPEC CHECKSUMS:
   CocoaProxy: 35ab81e24325b33834cffe45a3d1fd48ca67ef3a
-  Differentiator: be49ca3408f0ecfc761e4c7763d20c62be01b9ad
-  InfiniteLayout: 24d5e5ea1528bb86ee00a4e3c02f93fdb38e3f68
-  RxCocoa: cbf70265dc65a981d4ac982e513c10cf23df24a0
-  RxDataSources: a843bad90c29817f5923ec8163f4af2de084ceb3
-  RxSwift: f172070dfd1a93d70a9ab97a5a01166206e1c575
+  Differentiator: 886080237d9f87f322641dedbc5be257061b0602
+  InfiniteLayout: 458eadbcb94afc3d777141990fbfe7a804a35609
+  RxCocoa: fcf32050ac00d801f34a7f71d5e8e7f23026dcd8
+  RxDataSources: efee07fa4de48477eca0a4611e6d11e2da9c1114
+  RxRelay: 4f7409406a51a55cd88483f21ed898c234d60f18
+  RxSwift: 8b0671caa829a763bbce7271095859121cbd895f
 
 PODFILE CHECKSUM: 0dc7a9b37f9b7c5d5266beaab9e94861b80aa80f
 
diff --git a/InfiniteLayout.podspec b/InfiniteLayout.podspec
index 3ad01bc..5f5a336 100644
--- a/InfiniteLayout.podspec
+++ b/InfiniteLayout.podspec
@@ -8,7 +8,7 @@
 
 Pod::Spec.new do |s|
   s.name             = 'InfiniteLayout'
-  s.version          = '0.4'
+  s.version          = '0.4.1'
   s.summary          = 'Horizontal and Vertical infinite scrolling feature for UICollectionView with Paging, NSProxy delegate, Reactive extension'
 
 # This description is used to generate tags and improve search results.
@@ -49,9 +49,9 @@ Horizontal and Vertical infinite scrolling feature for UICollectionView with Pag
 
     s.subspec 'Rx' do |rx|
         rx.dependency 'InfiniteLayout/Core', '~> 0'
-        rx.dependency 'RxSwift', '~> 4.5'
-        rx.dependency 'RxCocoa', '~> 4.5'
-        rx.dependency 'RxDataSources', '~> 3.1'
+        rx.dependency 'RxSwift', '~> 5'
+        rx.dependency 'RxCocoa', '~> 5'
+        rx.dependency 'RxDataSources', '~> 4'
         rx.source_files = 'InfiniteLayout/Rx/**/*'
     end
 end
diff --git a/InfiniteLayout/Rx/InfiniteCollectionView+Rx.swift b/InfiniteLayout/Rx/InfiniteCollectionView+Rx.swift
index fd2db8c..4ae68a2 100644
--- a/InfiniteLayout/Rx/InfiniteCollectionView+Rx.swift
+++ b/InfiniteLayout/Rx/InfiniteCollectionView+Rx.swift
@@ -58,7 +58,7 @@ extension Reactive where Base: RxInfiniteCollectionView {
         (infinite: Bool)
         -> (_ source: O)
         -> (_ cellFactory: @escaping (UICollectionView, Int, S.Iterator.Element) -> UICollectionViewCell)
-        -> Disposable where O.E == S {
+        -> Disposable where O.Element == S {
             return { source in
                 guard infinite else {
                     return self.items(source)
@@ -76,7 +76,7 @@ extension Reactive where Base: RxInfiniteCollectionView {
         (cellIdentifier: String, cellType: Cell.Type = Cell.self, infinite: Bool)
         -> (_ source: O)
         -> (_ configureCell: @escaping (Int, S.Iterator.Element, Cell) -> Void)
-        -> Disposable where O.E == S {
+        -> Disposable where O.Element == S {
             guard infinite else {
                 return self.items(cellIdentifier: cellIdentifier, cellType: cellType)
             }
diff --git a/InfiniteLayout/Rx/RxInfiniteCollectionViewDataSource.swift b/InfiniteLayout/Rx/RxInfiniteCollectionViewDataSource.swift
index 4cfbd98..2cfe8cf 100644
--- a/InfiniteLayout/Rx/RxInfiniteCollectionViewDataSource.swift
+++ b/InfiniteLayout/Rx/RxInfiniteCollectionViewDataSource.swift
@@ -17,7 +17,7 @@ open class RxInfiniteCollectionViewSectionedReloadDataSource<S: SectionModelType
         return self.sectionModels[section]
     }
     
-    open override subscript(indexPath: IndexPath) -> I {
+    open override subscript(indexPath: IndexPath) -> Item {
         get {
             let indexPath = InfiniteDataSources.indexPath(from: indexPath,
                                                           numberOfSections: sectionModels.count,
@@ -63,7 +63,7 @@ open class RxInfiniteCollectionViewSectionedAnimatedDataSource<S: AnimatableSect
         return self.sectionModels[section]
     }
     
-    open override subscript(indexPath: IndexPath) -> I {
+    open override subscript(indexPath: IndexPath) -> Item {
         get {
             let indexPath = InfiniteDataSources.indexPath(from: indexPath,
                                                           numberOfSections: sectionModels.count,