diff --git a/.travis.yml b/.travis.yml
index 1cc06b2..f8ee63d 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -59,7 +59,7 @@ script:
 
   # Build with carthage
   - if [ $PUBLISH_CARTHAGE == "YES" ]; then
-      brew update && brew upgrade carthage;
+      brew outdated || brew upgrade carthage;
       carthage build --no-skip-current;
       carthage archive;
     fi
diff --git a/Cartfile b/Cartfile
index a7ef551..4c3c7ff 100644
--- a/Cartfile
+++ b/Cartfile
@@ -1,2 +1,2 @@
 github "VirgilSecurity/virgil-sdk-x" ~> 5.7
-github "VirgilSecurity/virgil-crypto-x" ~> 5.0.0-alpha2
\ No newline at end of file
+github "VirgilSecurity/virgil-crypto-x" ~> 5.0.0-alpha5
\ No newline at end of file
diff --git a/Cartfile.resolved b/Cartfile.resolved
index 2f92c58..6e38de1 100644
--- a/Cartfile.resolved
+++ b/Cartfile.resolved
@@ -1,5 +1,5 @@
-github "VirgilSecurity/virgil-crypto-c" "v0.6.0"
-github "VirgilSecurity/virgil-crypto-x" "5.0.0-alpha2"
-github "VirgilSecurity/virgil-cryptoapi-x" "1.0.5"
-github "VirgilSecurity/virgil-cryptowrapper-x" "0.6.0"
-github "VirgilSecurity/virgil-sdk-x" "5.7.2"
+github "VirgilSecurity/virgil-crypto-c" "v0.8.0"
+github "VirgilSecurity/virgil-crypto-x" "5.0.0-alpha5"
+github "VirgilSecurity/virgil-cryptoapi-x" "1.0.6"
+github "VirgilSecurity/virgil-cryptowrapper-x" "0.8.0"
+github "VirgilSecurity/virgil-sdk-x" "5.8.0"
diff --git a/README.md b/README.md
index 694412f..9593d43 100644
--- a/README.md
+++ b/README.md
@@ -47,7 +47,7 @@ To integrate Virgil Keyknox into your Xcode project using CocoaPods, specify it
 target '<Your Target Name>' do
   use_frameworks!
 
-  pod 'VirgilSDKKeyknox', '~> 0.4.1'
+  pod 'VirgilSDKKeyknox', '~> 0.4.2'
 end
 ```
 
@@ -71,7 +71,7 @@ $ brew install carthage
 To integrate Virgil Keyknox into your Xcode project using Carthage, create an empty file with name *Cartfile* in your project's root folder and add following lines to your *Cartfile*
 
 ```
-github "VirgilSecurity/virgil-keyknox-x" ~> 0.4.1
+github "VirgilSecurity/virgil-keyknox-x" ~> 0.4.2
 ```
 
 #### Linking against prebuilt binaries
diff --git a/Source/Crypto/KeyknoxCrypto.swift b/Source/Crypto/KeyknoxCrypto.swift
index f4f9e03..2aea9d5 100644
--- a/Source/Crypto/KeyknoxCrypto.swift
+++ b/Source/Crypto/KeyknoxCrypto.swift
@@ -133,7 +133,7 @@ extension KeyknoxCrypto: KeyknoxCryptoProtocol {
         cipher.setRandom(random: self.crypto.rng)
 
         publicKeys.forEach {
-            cipher.addKeyRecipient(recipientId: $0.identifier, publicKey: $0.publicKey)
+            cipher.addKeyRecipient(recipientId: $0.identifier, publicKey: $0.key)
         }
 
         cipher.customParams().addData(key: VirgilCrypto.CustomParamKeySignature, value: signature)
diff --git a/VirgilSDKKeyknox.podspec b/VirgilSDKKeyknox.podspec
index 579a9e2..ce597a3 100644
--- a/VirgilSDKKeyknox.podspec
+++ b/VirgilSDKKeyknox.podspec
@@ -1,6 +1,6 @@
 Pod::Spec.new do |s|
   s.name                        = "VirgilSDKKeyknox"
-  s.version                     = "0.4.1"
+  s.version                     = "0.4.2"
   s.license                     = { :type => "BSD", :file => "LICENSE" }
   s.summary                     = "Virgil Keyknox SDK for Apple devices and languages."
   s.homepage                    = "https://github.com/VirgilSecurity/virgil-keyknox-x/"
@@ -12,5 +12,5 @@ Pod::Spec.new do |s|
   s.watchos.deployment_target   = "2.0"
   s.source_files                = 'Source/**/*.{swift}'
   s.dependency "VirgilSDK", "~> 5.7"
-  s.dependency "VirgilCrypto", "~> 5.0.0-alpha2"
+  s.dependency "VirgilCrypto", "~> 5.0.0-alpha5"
 end
diff --git a/VirgilSDKKeyknox/Info.plist b/VirgilSDKKeyknox/Info.plist
index 026deee..fb0e09b 100644
--- a/VirgilSDKKeyknox/Info.plist
+++ b/VirgilSDKKeyknox/Info.plist
@@ -15,7 +15,7 @@
 	<key>CFBundlePackageType</key>
 	<string>FMWK</string>
 	<key>CFBundleShortVersionString</key>
-	<string>0.4.1</string>
+	<string>0.4.2</string>
 	<key>CFBundleVersion</key>
 	<string>$(CURRENT_PROJECT_VERSION)</string>
 	<key>NSPrincipalClass</key>