diff --git a/PowerAuth2.podspec b/PowerAuth2.podspec
index af934945..ef1805cf 100644
--- a/PowerAuth2.podspec
+++ b/PowerAuth2.podspec
@@ -2,7 +2,7 @@ Pod::Spec.new do |s|
     # General information
     s.cocoapods_version = '>= 1.10'
     s.name              = 'PowerAuth2'
-    s.version           = '1.6.5'
+    s.version           = '1.6.6'
     s.summary           = 'PowerAuth Mobile SDK for iOS'
     s.homepage          = 'https://github.com/wultra/powerauth-mobile-sdk'
     s.social_media_url  = 'https://twitter.com/wultra'
@@ -14,7 +14,7 @@ Pod::Spec.new do |s|
         :type => 'Apache License, Version 2.0', 
         :file => 'LICENSE' 
     }
-    s.dependency 'PowerAuthCore', '~> 1.6.5'
+    s.dependency 'PowerAuthCore', '~> 1.6.6'
         
     # Source files
     s.source = { 
diff --git a/PowerAuth2ForExtensions.podspec b/PowerAuth2ForExtensions.podspec
index 26553c43..5280b567 100644
--- a/PowerAuth2ForExtensions.podspec
+++ b/PowerAuth2ForExtensions.podspec
@@ -2,7 +2,7 @@ Pod::Spec.new do |s|
     # General information
     s.cocoapods_version = '>= 1.10'
     s.name              = 'PowerAuth2ForExtensions'
-    s.version           = '1.6.5'
+    s.version           = '1.6.6'
     s.summary           = 'PowerAuth Mobile SDK for iOS and tvOS App Extensions'
     s.homepage          = 'https://github.com/wultra/powerauth-mobile-sdk'
     s.social_media_url  = 'https://twitter.com/wultra'
diff --git a/PowerAuth2ForWatch.podspec b/PowerAuth2ForWatch.podspec
index c2f7fd80..dfba836e 100644
--- a/PowerAuth2ForWatch.podspec
+++ b/PowerAuth2ForWatch.podspec
@@ -2,7 +2,7 @@ Pod::Spec.new do |s|
     # General information
     s.cocoapods_version = '>= 1.10'
     s.name              = 'PowerAuth2ForWatch'
-    s.version           = '1.6.5'
+    s.version           = '1.6.6'
     s.summary           = 'PowerAuth Mobile SDK for watchOS'
     s.homepage          = 'https://github.com/wultra/powerauth-mobile-sdk'
     s.social_media_url  = 'https://twitter.com/wultra'
diff --git a/PowerAuthCore.podspec b/PowerAuthCore.podspec
index 275f92ce..f00962f5 100644
--- a/PowerAuthCore.podspec
+++ b/PowerAuthCore.podspec
@@ -2,7 +2,7 @@ Pod::Spec.new do |s|
     # General information
     s.cocoapods_version = '>= 1.10'
     s.name              = 'PowerAuthCore'
-    s.version           = '1.6.5'
+    s.version           = '1.6.6'
     s.summary           = 'PowerAuthCore library for iOS'
     s.homepage          = 'https://github.com/wultra/powerauth-mobile-sdk'
     s.social_media_url  = 'https://twitter.com/wultra'
diff --git a/proj-android/PowerAuthLibrary/gradle.properties b/proj-android/PowerAuthLibrary/gradle.properties
index 2f3dc5ed..6b155a00 100644
--- a/proj-android/PowerAuthLibrary/gradle.properties
+++ b/proj-android/PowerAuthLibrary/gradle.properties
@@ -1,3 +1,3 @@
-VERSION_NAME=1.6.5
+VERSION_NAME=1.6.6
 GROUP_ID=com.wultra.android.powerauth
 ARTIFACT_ID=powerauth-sdk
diff --git a/proj-xcode/PowerAuth2/Info.plist b/proj-xcode/PowerAuth2/Info.plist
index 715ae03f..24652367 100644
--- a/proj-xcode/PowerAuth2/Info.plist
+++ b/proj-xcode/PowerAuth2/Info.plist
@@ -15,7 +15,7 @@
 	<key>CFBundlePackageType</key>
 	<string>FMWK</string>
 	<key>CFBundleShortVersionString</key>
-	<string>1.6.5</string>
+	<string>1.6.6</string>
 	<key>CFBundleVersion</key>
 	<string>$(CURRENT_PROJECT_VERSION)</string>
 	<key>NSPrincipalClass</key>
diff --git a/proj-xcode/PowerAuth2ForExtensions/Info.plist b/proj-xcode/PowerAuth2ForExtensions/Info.plist
index 715ae03f..24652367 100644
--- a/proj-xcode/PowerAuth2ForExtensions/Info.plist
+++ b/proj-xcode/PowerAuth2ForExtensions/Info.plist
@@ -15,7 +15,7 @@
 	<key>CFBundlePackageType</key>
 	<string>FMWK</string>
 	<key>CFBundleShortVersionString</key>
-	<string>1.6.5</string>
+	<string>1.6.6</string>
 	<key>CFBundleVersion</key>
 	<string>$(CURRENT_PROJECT_VERSION)</string>
 	<key>NSPrincipalClass</key>
diff --git a/proj-xcode/PowerAuth2ForWatch/Info.plist b/proj-xcode/PowerAuth2ForWatch/Info.plist
index 715ae03f..24652367 100644
--- a/proj-xcode/PowerAuth2ForWatch/Info.plist
+++ b/proj-xcode/PowerAuth2ForWatch/Info.plist
@@ -15,7 +15,7 @@
 	<key>CFBundlePackageType</key>
 	<string>FMWK</string>
 	<key>CFBundleShortVersionString</key>
-	<string>1.6.5</string>
+	<string>1.6.6</string>
 	<key>CFBundleVersion</key>
 	<string>$(CURRENT_PROJECT_VERSION)</string>
 	<key>NSPrincipalClass</key>
diff --git a/proj-xcode/PowerAuthCore/Info.plist b/proj-xcode/PowerAuthCore/Info.plist
index 6af111c4..98707355 100644
--- a/proj-xcode/PowerAuthCore/Info.plist
+++ b/proj-xcode/PowerAuthCore/Info.plist
@@ -15,7 +15,7 @@
 	<key>CFBundlePackageType</key>
 	<string>$(PRODUCT_BUNDLE_PACKAGE_TYPE)</string>
 	<key>CFBundleShortVersionString</key>
-	<string>1.6.5</string>
+	<string>1.6.6</string>
 	<key>CFBundleVersion</key>
 	<string>$(CURRENT_PROJECT_VERSION)</string>
 </dict>