diff --git a/README.md b/README.md
index 12478ff..97028b9 100644
--- a/README.md
+++ b/README.md
@@ -21,9 +21,14 @@ This repo also including the CocoaPods's spec file to use rlottie.
 
 ## Note
 
-The Samsung's rlottie now release the first tag version, see: [rlottie#159](https://github.com/Samsung/rlottie/issues/159). And this repo match the same version tag as upstream.
+The Samsung's rlottie now release the first tag version, see: [rlottie#159](https://github.com/Samsung/rlottie/issues/159). This repo match the same version tag as upstream mostly.
 
-Previously this repo has same tag like v0.1.0, which use the HASH `a717479`. Now it's removed. Please update your Package Manager by following the steps:
+However, if there are serious bugs due to the integration issue on Apple's platform (rlottie does not provide official iOS support), we may release patch version, which does not match the upstream, the upstream commit HASH is provided here:
+
++ 0.1.0: `a717479`
++ 0.2.1: `3cd0015`
+
+If you're facing cache issues. Please update your Package Manager by following the steps:
 
 + CocoaPods: `pod cache clean librlottie` && `pod update`
 + Carthage: `rm -rf ~/Library/Caches/org.carthage.CarthageKit` && `carthage update --cache-builds`
diff --git a/Xcode/Info.plist b/Xcode/Info.plist
index 0541eda..baf3c2e 100644
--- a/Xcode/Info.plist
+++ b/Xcode/Info.plist
@@ -15,7 +15,7 @@
 	<key>CFBundlePackageType</key>
 	<string>$(PRODUCT_BUNDLE_PACKAGE_TYPE)</string>
 	<key>CFBundleShortVersionString</key>
-	<string>0.2.0</string>
+	<string>0.2.1</string>
 	<key>CFBundleVersion</key>
 	<string>$(CURRENT_PROJECT_VERSION)</string>
 	<key>NSHumanReadableCopyright</key>
diff --git a/librlottie.podspec b/librlottie.podspec
index 0aa34e3..03f2791 100644
--- a/librlottie.podspec
+++ b/librlottie.podspec
@@ -8,7 +8,7 @@
 
 Pod::Spec.new do |s|
   s.name             = 'librlottie'
-  s.version          = '0.2.0'
+  s.version          = '0.2.1'
   s.summary          = 'A platform independent standalone library that plays Lottie Animation.'
 
 # This description is used to generate tags and improve search results.
@@ -40,9 +40,4 @@ rlottie is a platform independent standalone c++ library for rendering vector ba
   }
   s.preserve_paths = 'rlottie', 'include', 'generate'
   s.libraries = 'c++'
-
-  # fix 'rlottiecommon.h' file not found with <angled> include; use "quotes" instead
-  s.prepare_command = <<-CMD
-                      sed -i.bak 's/<rlottiecommon.h>/"rlottiecommon.h"/g' './rlottie/inc/rlottie_capi.h'
-                      CMD
 end