diff --git a/HostApp/HostApp.xcodeproj/project.xcworkspace/xcshareddata/swiftpm/Package.resolved b/HostApp/HostApp.xcodeproj/project.xcworkspace/xcshareddata/swiftpm/Package.resolved
index a6ccbdc..ac1d907 100644
--- a/HostApp/HostApp.xcodeproj/project.xcworkspace/xcshareddata/swiftpm/Package.resolved
+++ b/HostApp/HostApp.xcodeproj/project.xcworkspace/xcshareddata/swiftpm/Package.resolved
@@ -5,8 +5,8 @@
       "kind" : "remoteSourceControl",
       "location" : "https://github.com/aws-amplify/amplify-swift",
       "state" : {
-        "revision" : "c5a33cad99211150814183a2242d182dfd28fa2a",
-        "version" : "2.51.2"
+        "branch" : "fix/liveness-memory-leaks",
+        "revision" : "130f41521b43e4c92bc660ad6d145b8379aa4918"
       }
     },
     {
@@ -104,8 +104,8 @@
       "kind" : "remoteSourceControl",
       "location" : "https://github.com/apple/swift-asn1.git",
       "state" : {
-        "revision" : "f70225981241859eb4aa1a18a75531d26637c8cc",
-        "version" : "1.4.0"
+        "revision" : "40d25bbb2fc5b557a9aa8512210bded327c0f60d",
+        "version" : "1.5.0"
       }
     },
     {
@@ -131,8 +131,8 @@
       "kind" : "remoteSourceControl",
       "location" : "https://github.com/apple/swift-certificates.git",
       "state" : {
-        "revision" : "4b092f15164144c24554e0a75e080a960c5190a6",
-        "version" : "1.14.0"
+        "revision" : "c399f90e7bbe8874f6cbfda1d5f9023d1f5ce122",
+        "version" : "1.15.1"
       }
     },
     {
@@ -149,8 +149,8 @@
       "kind" : "remoteSourceControl",
       "location" : "https://github.com/apple/swift-crypto.git",
       "state" : {
-        "revision" : "95ba0316a9b733e92bb6b071255ff46263bbe7dc",
-        "version" : "3.15.1"
+        "revision" : "e8ed8867ec23bccf5f3bb9342148fa8deaff9b49",
+        "version" : "4.1.0"
       }
     },
     {
@@ -158,8 +158,8 @@
       "kind" : "remoteSourceControl",
       "location" : "https://github.com/apple/swift-http-structured-headers.git",
       "state" : {
-        "revision" : "1625f271afb04375bf48737a5572613248d0e7a0",
-        "version" : "1.4.0"
+        "revision" : "a9f3c352f4d46afd155e00b3c6e85decae6bcbeb",
+        "version" : "1.5.0"
       }
     },
     {
@@ -167,8 +167,8 @@
       "kind" : "remoteSourceControl",
       "location" : "https://github.com/apple/swift-http-types.git",
       "state" : {
-        "revision" : "a0a57e949a8903563aba4615869310c0ebf14c03",
-        "version" : "1.4.0"
+        "revision" : "45eb0224913ea070ec4fba17291b9e7ecf4749ca",
+        "version" : "1.5.1"
       }
     },
     {
@@ -194,8 +194,8 @@
       "kind" : "remoteSourceControl",
       "location" : "https://github.com/apple/swift-nio.git",
       "state" : {
-        "revision" : "a18bddb0acf7a40d982b2f128ce73ce4ee31f352",
-        "version" : "2.86.2"
+        "revision" : "a24771a4c228ff116df343c85fcf3dcfae31a06c",
+        "version" : "2.88.0"
       }
     },
     {
@@ -203,8 +203,8 @@
       "kind" : "remoteSourceControl",
       "location" : "https://github.com/apple/swift-nio-extras.git",
       "state" : {
-        "revision" : "a55c3dd3a81d035af8a20ce5718889c0dcab073d",
-        "version" : "1.29.0"
+        "revision" : "7ee281d816fa8e5f3967a2c294035a318ea551c7",
+        "version" : "1.31.0"
       }
     },
     {
@@ -221,8 +221,8 @@
       "kind" : "remoteSourceControl",
       "location" : "https://github.com/apple/swift-nio-ssl.git",
       "state" : {
-        "revision" : "b2b043a8810ab6d51b3ff4df17f057d87ef1ec7c",
-        "version" : "2.34.1"
+        "revision" : "173cc69a058623525a58ae6710e2f5727c663793",
+        "version" : "2.36.0"
       }
     },
     {
@@ -248,8 +248,8 @@
       "kind" : "remoteSourceControl",
       "location" : "https://github.com/apple/swift-protobuf.git",
       "state" : {
-        "revision" : "c6fe6442e6a64250495669325044052e113e990c",
-        "version" : "1.32.0"
+        "revision" : "c169a5744230951031770e27e475ff6eefe51f9d",
+        "version" : "1.33.3"
       }
     },
     {
@@ -257,8 +257,8 @@
       "kind" : "remoteSourceControl",
       "location" : "https://github.com/swift-server/swift-service-lifecycle.git",
       "state" : {
-        "revision" : "0fcc4c9c2d58dd98504c06f7308c86de775396ff",
-        "version" : "2.9.0"
+        "revision" : "1de37290c0ab3c5a96028e0f02911b672fd42348",
+        "version" : "2.9.1"
       }
     },
     {
diff --git a/Package.resolved b/Package.resolved
index a6ccbdc..ac1d907 100644
--- a/Package.resolved
+++ b/Package.resolved
@@ -5,8 +5,8 @@
       "kind" : "remoteSourceControl",
       "location" : "https://github.com/aws-amplify/amplify-swift",
       "state" : {
-        "revision" : "c5a33cad99211150814183a2242d182dfd28fa2a",
-        "version" : "2.51.2"
+        "branch" : "fix/liveness-memory-leaks",
+        "revision" : "130f41521b43e4c92bc660ad6d145b8379aa4918"
       }
     },
     {
@@ -104,8 +104,8 @@
       "kind" : "remoteSourceControl",
       "location" : "https://github.com/apple/swift-asn1.git",
       "state" : {
-        "revision" : "f70225981241859eb4aa1a18a75531d26637c8cc",
-        "version" : "1.4.0"
+        "revision" : "40d25bbb2fc5b557a9aa8512210bded327c0f60d",
+        "version" : "1.5.0"
       }
     },
     {
@@ -131,8 +131,8 @@
       "kind" : "remoteSourceControl",
       "location" : "https://github.com/apple/swift-certificates.git",
       "state" : {
-        "revision" : "4b092f15164144c24554e0a75e080a960c5190a6",
-        "version" : "1.14.0"
+        "revision" : "c399f90e7bbe8874f6cbfda1d5f9023d1f5ce122",
+        "version" : "1.15.1"
       }
     },
     {
@@ -149,8 +149,8 @@
       "kind" : "remoteSourceControl",
       "location" : "https://github.com/apple/swift-crypto.git",
       "state" : {
-        "revision" : "95ba0316a9b733e92bb6b071255ff46263bbe7dc",
-        "version" : "3.15.1"
+        "revision" : "e8ed8867ec23bccf5f3bb9342148fa8deaff9b49",
+        "version" : "4.1.0"
       }
     },
     {
@@ -158,8 +158,8 @@
       "kind" : "remoteSourceControl",
       "location" : "https://github.com/apple/swift-http-structured-headers.git",
       "state" : {
-        "revision" : "1625f271afb04375bf48737a5572613248d0e7a0",
-        "version" : "1.4.0"
+        "revision" : "a9f3c352f4d46afd155e00b3c6e85decae6bcbeb",
+        "version" : "1.5.0"
       }
     },
     {
@@ -167,8 +167,8 @@
       "kind" : "remoteSourceControl",
       "location" : "https://github.com/apple/swift-http-types.git",
       "state" : {
-        "revision" : "a0a57e949a8903563aba4615869310c0ebf14c03",
-        "version" : "1.4.0"
+        "revision" : "45eb0224913ea070ec4fba17291b9e7ecf4749ca",
+        "version" : "1.5.1"
       }
     },
     {
@@ -194,8 +194,8 @@
       "kind" : "remoteSourceControl",
       "location" : "https://github.com/apple/swift-nio.git",
       "state" : {
-        "revision" : "a18bddb0acf7a40d982b2f128ce73ce4ee31f352",
-        "version" : "2.86.2"
+        "revision" : "a24771a4c228ff116df343c85fcf3dcfae31a06c",
+        "version" : "2.88.0"
       }
     },
     {
@@ -203,8 +203,8 @@
       "kind" : "remoteSourceControl",
       "location" : "https://github.com/apple/swift-nio-extras.git",
       "state" : {
-        "revision" : "a55c3dd3a81d035af8a20ce5718889c0dcab073d",
-        "version" : "1.29.0"
+        "revision" : "7ee281d816fa8e5f3967a2c294035a318ea551c7",
+        "version" : "1.31.0"
       }
     },
     {
@@ -221,8 +221,8 @@
       "kind" : "remoteSourceControl",
       "location" : "https://github.com/apple/swift-nio-ssl.git",
       "state" : {
-        "revision" : "b2b043a8810ab6d51b3ff4df17f057d87ef1ec7c",
-        "version" : "2.34.1"
+        "revision" : "173cc69a058623525a58ae6710e2f5727c663793",
+        "version" : "2.36.0"
       }
     },
     {
@@ -248,8 +248,8 @@
       "kind" : "remoteSourceControl",
       "location" : "https://github.com/apple/swift-protobuf.git",
       "state" : {
-        "revision" : "c6fe6442e6a64250495669325044052e113e990c",
-        "version" : "1.32.0"
+        "revision" : "c169a5744230951031770e27e475ff6eefe51f9d",
+        "version" : "1.33.3"
       }
     },
     {
@@ -257,8 +257,8 @@
       "kind" : "remoteSourceControl",
       "location" : "https://github.com/swift-server/swift-service-lifecycle.git",
       "state" : {
-        "revision" : "0fcc4c9c2d58dd98504c06f7308c86de775396ff",
-        "version" : "2.9.0"
+        "revision" : "1de37290c0ab3c5a96028e0f02911b672fd42348",
+        "version" : "2.9.1"
       }
     },
     {
diff --git a/Package.swift b/Package.swift
index 298149e..0612964 100644
--- a/Package.swift
+++ b/Package.swift
@@ -13,7 +13,7 @@ let package = Package(
             targets: ["FaceLiveness"]),
     ],
     dependencies: [
-        .package(url: "https://github.com/aws-amplify/amplify-swift", from: "2.51.2")
+        .package(url: "https://github.com/aws-amplify/amplify-swift", branch: "fix/liveness-memory-leaks")
     ],
     targets: [
         .target(
diff --git a/Sources/FaceLiveness/Views/Liveness/FaceLivenessDetectionViewModel+VideoSegmentProcessor.swift b/Sources/FaceLiveness/Views/Liveness/FaceLivenessDetectionViewModel+VideoSegmentProcessor.swift
index d2f8834..96b1cae 100644
--- a/Sources/FaceLiveness/Views/Liveness/FaceLivenessDetectionViewModel+VideoSegmentProcessor.swift
+++ b/Sources/FaceLiveness/Views/Liveness/FaceLivenessDetectionViewModel+VideoSegmentProcessor.swift
@@ -13,8 +13,8 @@ extension FaceLivenessDetectionViewModel: VideoSegmentProcessor {
         sendVideoEvent(data: chunk, videoEventTime: .zero)
         if !hasSentFinalVideoEvent &&
             (livenessState.state == .completedDisplayingFreshness || livenessState.state == .completedNoLightCheck) {
-            DispatchQueue.global(qos: .default).asyncAfter(deadline: .now() + 0.9) {
-                self.sendFinalVideoEvent()
+            DispatchQueue.global(qos: .default).asyncAfter(deadline: .now() + 0.9) { [weak self] in
+                self?.sendFinalVideoEvent()
             }
         }
     }
diff --git a/Sources/FaceLiveness/Views/Liveness/FaceLivenessDetectionViewModel.swift b/Sources/FaceLiveness/Views/Liveness/FaceLivenessDetectionViewModel.swift
index 21ad7f6..98447b4 100644
--- a/Sources/FaceLiveness/Views/Liveness/FaceLivenessDetectionViewModel.swift
+++ b/Sources/FaceLiveness/Views/Liveness/FaceLivenessDetectionViewModel.swift
@@ -143,9 +143,9 @@ class FaceLivenessDetectionViewModel: ObservableObject {
 
     @objc func willResignActive(_ notification: Notification) {
         guard self.livenessState.state != .initial else { return }
-        DispatchQueue.main.async {
-            self.stopRecording()
-            self.livenessState.unrecoverableStateEncountered(.viewResignation)
+        DispatchQueue.main.async { [weak self] in
+            self?.stopRecording()
+            self?.livenessState.unrecoverableStateEncountered(.viewResignation)
         }
     }
 
@@ -160,12 +160,13 @@ class FaceLivenessDetectionViewModel: ObservableObject {
     func configureCamera(withinFrame frame: CGRect) -> CALayer? {
         do {
             let avLayer = try captureSession?.configureCamera(frame: frame)
-            DispatchQueue.main.async {
-                self.livenessState.checkIsFacePrepared()
+            DispatchQueue.main.async { [weak self] in
+                self?.livenessState.checkIsFacePrepared()
             }
             return avLayer
         } catch {
-            DispatchQueue.main.async {
+            DispatchQueue.main.async { [weak self] in
+                guard let self else { return }
                 self.livenessState.unrecoverableStateEncountered(
                     self.generateLivenessError(from: error)
                 )
@@ -203,8 +204,8 @@ class FaceLivenessDetectionViewModel: ObservableObject {
         )
 
         livenessViewControllerDelegate?.drawOvalInCanvas(normalizedOvalRect)
-        DispatchQueue.main.async {
-            self.livenessState.ovalDisplayed()
+        DispatchQueue.main.async { [weak self] in
+            self?.livenessState.ovalDisplayed()
             onComplete()
         }
         ovalRect = normalizedOvalRect
@@ -230,8 +231,8 @@ class FaceLivenessDetectionViewModel: ObservableObject {
                     preCheckViewEnabled: isPreviewScreenEnabled)
             )
         } catch {
-            DispatchQueue.main.async {
-                self.livenessState.unrecoverableStateEncountered(.couldNotOpenStream)
+            DispatchQueue.main.async { [weak self] in
+                self?.livenessState.unrecoverableStateEncountered(.couldNotOpenStream)
             }
         }
     }
@@ -253,8 +254,8 @@ class FaceLivenessDetectionViewModel: ObservableObject {
                 eventDate: { .init() }
             )
         } catch {
-            DispatchQueue.main.async {
-                self.livenessState.unrecoverableStateEncountered(.unknown)
+            DispatchQueue.main.async { [weak self] in
+                self?.livenessState.unrecoverableStateEncountered(.unknown)
             }
         }
     }
@@ -297,8 +298,8 @@ class FaceLivenessDetectionViewModel: ObservableObject {
                 eventDate: { .init() }
             )
         } catch {
-            DispatchQueue.main.async {
-                self.livenessState.unrecoverableStateEncountered(.unknown)
+            DispatchQueue.main.async { [weak self] in
+                self?.livenessState.unrecoverableStateEncountered(.unknown)
             }
         }
     }
@@ -337,8 +338,8 @@ class FaceLivenessDetectionViewModel: ObservableObject {
             hasSentFinalVideoEvent = true
 
         } catch {
-            DispatchQueue.main.async {
-                self.livenessState.unrecoverableStateEncountered(.unknown)
+            DispatchQueue.main.async { [weak self] in
+                self?.livenessState.unrecoverableStateEncountered(.unknown)
             }
         }
     }
@@ -355,14 +356,14 @@ class FaceLivenessDetectionViewModel: ObservableObject {
     }
 
     func handleFreshnessComplete() {
-        DispatchQueue.main.async {
-            self.livenessState.completedDisplayingFreshness()
+        DispatchQueue.main.async { [weak self] in
+            self?.livenessState.completedDisplayingFreshness()
         }
     }
     
     func completeNoLightCheck() {
-        DispatchQueue.main.async {
-            self.livenessState.completedNoLightCheck()
+        DispatchQueue.main.async { [weak self] in
+            self?.livenessState.completedNoLightCheck()
         }
     }
 
@@ -379,8 +380,8 @@ class FaceLivenessDetectionViewModel: ObservableObject {
                 eventDate: { eventDate }
             )
         } catch {
-            DispatchQueue.main.async {
-                self.livenessState.unrecoverableStateEncountered(.unknown)
+            DispatchQueue.main.async { [weak self] in
+                self?.livenessState.unrecoverableStateEncountered(.unknown)
             }
         }
     }
diff --git a/Sources/FaceLiveness/Views/Liveness/LivenessViewController.swift b/Sources/FaceLiveness/Views/Liveness/LivenessViewController.swift
index 35952c1..96c3114 100644
--- a/Sources/FaceLiveness/Views/Liveness/LivenessViewController.swift
+++ b/Sources/FaceLiveness/Views/Liveness/LivenessViewController.swift
@@ -28,8 +28,6 @@ final class _LivenessViewController: UIViewController {
         self.viewModel = viewModel
         super.init(nibName: nil, bundle: nil)
         viewModel.livenessViewControllerDelegate = self
-
-
         viewModel.normalizeFace = { [weak self] face in
             guard let self = self else { return face }
             return DispatchQueue.main.sync {
@@ -78,8 +76,8 @@ final class _LivenessViewController: UIViewController {
         let cameraFrame = CGRect(x: x, y: y, width: width, height: height)
 
         guard let avLayer = viewModel.configureCamera(withinFrame: cameraFrame) else {
-            DispatchQueue.main.async {
-                self.viewModel.livenessState
+            DispatchQueue.main.async { [weak self] in
+                self?.viewModel.livenessState
                     .unrecoverableStateEncountered(.missingVideoPermission)
             }
             return
@@ -91,7 +89,8 @@ final class _LivenessViewController: UIViewController {
             viewModel.cameraViewRect = previewLayer.frame
         }
 
-        DispatchQueue.main.async {
+        DispatchQueue.main.async { [weak self] in
+            guard let self else { return }
             self.view.layer.insertSublayer(avLayer, at: 0)
             self.view.layoutIfNeeded()
 
@@ -117,7 +116,8 @@ final class _LivenessViewController: UIViewController {
 
 extension _LivenessViewController: FaceLivenessViewControllerPresenter {
     func displaySingleFrame(uiImage: UIImage) {
-        DispatchQueue.main.async {
+        DispatchQueue.main.async { [weak self] in
+            guard let self else { return }
             guard let previewLayer = self.previewLayer else { return }
             let imageView = UIImageView(image: uiImage)
             imageView.frame = previewLayer.frame
@@ -130,8 +130,8 @@ extension _LivenessViewController: FaceLivenessViewControllerPresenter {
 
     func displayFreshness(colorSequences: [FaceLivenessSession.DisplayColor]) {
         self.ovalView?.setNeedsDisplay()
-        DispatchQueue.main.async {
-            self.viewModel.livenessState.displayingFreshness()
+        DispatchQueue.main.async { [weak self] in
+            self?.viewModel.livenessState.displayingFreshness()
         }
         self.freshness.showColorSequences(
             colorSequences,
@@ -151,7 +151,8 @@ extension _LivenessViewController: FaceLivenessViewControllerPresenter {
     }
 
     func drawOvalInCanvas(_ ovalRect: CGRect) {
-        DispatchQueue.main.async {
+        DispatchQueue.main.async { [weak self] in
+            guard let self else { return }
             guard let previewLayer = self.previewLayer else { return }
 
             let ovalView = OvalView(