diff --git a/CHANGES.md b/CHANGES.md
index 14f9704d..22159eb1 100644
--- a/CHANGES.md
+++ b/CHANGES.md
@@ -1,3 +1,7 @@
+# 1.6.4 - January 2020
+
+* Fix SocketRocket header imports (#272)
+
 # 1.6.3 - March 2017
 
 * Fix `PTURLRequestOperation` memory leak (#246)
diff --git a/README.md b/README.md
index 72aaa85f..4aa86eb3 100644
--- a/README.md
+++ b/README.md
@@ -38,7 +38,7 @@ PTPusherChannel *channel = [self.client subscribeToChannelNamed:@"chat"];
 Install using CocoaPods is recommended.
 
 ```ruby
-pod 'libPusher', '~> 1.6.3'
+pod 'libPusher', '~> 1.6.4'
 ```
 
 Import Pusher into the class that wants to make use of the library.
@@ -50,7 +50,7 @@ Import Pusher into the class that wants to make use of the library.
 If you want to use the ReactiveExtensions version of libPusher, add the following line to your Podfile instead.
 
 ```ruby
-pod 'libPusher/ReactiveExtensions', '~> 1.6.3'
+pod 'libPusher/ReactiveExtensions', '~> 1.6.4'
 ```
 
 This will also load the core libPusher library and ReactiveCocoa as a dependency.
diff --git a/Rakefile b/Rakefile
index 357992a3..c5c1e973 100644
--- a/Rakefile
+++ b/Rakefile
@@ -6,7 +6,7 @@ require 'xcode_build/tasks/build_task'
 require 'xcode_build/formatters/progress_formatter'
 require 'tmpdir'
 
-LIBRARY_VERSION = "1.6.3"
+LIBRARY_VERSION = "1.6.4"
 XCODEBUILD_LOG  = File.join(File.dirname(__FILE__), "xcodebuild.log")
 GITHUB_USER     = 'lukeredpath'
 GITHUB_REPO     = 'libPusher'
diff --git a/libPusher.podspec b/libPusher.podspec
index 1132adeb..4743ee36 100644
--- a/libPusher.podspec
+++ b/libPusher.podspec
@@ -1,11 +1,11 @@
 Pod::Spec.new do |s|
   s.name            = 'libPusher'
-  s.version         = '1.6.3'
+  s.version         = '1.6.4'
   s.license         = 'MIT'
   s.summary         = 'An Objective-C client for the Pusher service'
   s.homepage        = 'https://github.com/pusher/libPusher'
   s.author          = 'Luke Redpath'
-  s.source          = { git: 'https://github.com/pusher/libPusher.git', tag: 'v1.6.3' }
+  s.source          = { git: 'https://github.com/pusher/libPusher.git', tag: 'v1.6.4' }
   s.requires_arc    = true
   s.header_dir      = 'Pusher'
   s.default_subspec = 'Core'
@@ -19,7 +19,7 @@ Pod::Spec.new do |s|
     subspec.source_files         = 'Library/**/*.{h,m}'
     subspec.private_header_files = 'Library/Private Headers/*'
     subspec.xcconfig             = {
-      'GCC_PREPROCESSOR_DEFINITIONS' => 'kPTPusherClientLibraryVersion=@\"1.6.3\"'
+      'GCC_PREPROCESSOR_DEFINITIONS' => 'kPTPusherClientLibraryVersion=@\"1.6.4\"'
     }
   end