diff --git a/RELEASE NOTES.md b/RELEASE NOTES.md
index 4c806f8..391b98b 100644
--- a/RELEASE NOTES.md	
+++ b/RELEASE NOTES.md	
@@ -1,5 +1,9 @@
 # Release Notes
 
+## Version 1.5.1
+
+- Added `NSData+SETOBase64urlEncoding` to public header files.
+
 ## Version 1.5.0
 
 Filenames are encoded with base64url so that name shortenings are less likely. The ciphertext file layout has been redesigned.
diff --git a/SETOCryptomatorCryptor.podspec b/SETOCryptomatorCryptor.podspec
index d34c413..2c3784b 100644
--- a/SETOCryptomatorCryptor.podspec
+++ b/SETOCryptomatorCryptor.podspec
@@ -1,6 +1,6 @@
 Pod::Spec.new do |s|
   s.name     = 'SETOCryptomatorCryptor'
-  s.version  = '1.5.0'
+  s.version  = '1.5.1'
   s.license  = 'AGPLv3'
   s.summary  = 'SETOCryptomatorCryptor is an iOS crypto library to access Cryptomator vaults.'
   s.homepage = 'https://github.com/cryptomator/cryptomator-objc-cryptor'
diff --git a/SETOCryptomatorCryptor/Supporting Files/Info.plist b/SETOCryptomatorCryptor/Supporting Files/Info.plist
index beed82a..d18bd0a 100644
--- a/SETOCryptomatorCryptor/Supporting Files/Info.plist	
+++ b/SETOCryptomatorCryptor/Supporting Files/Info.plist	
@@ -15,7 +15,7 @@
 	<key>CFBundlePackageType</key>
 	<string>FMWK</string>
 	<key>CFBundleShortVersionString</key>
-	<string>1.5.0</string>
+	<string>1.5.1</string>
 	<key>CFBundleSignature</key>
 	<string>????</string>
 	<key>CFBundleVersion</key>