diff --git a/openim_sdk_core_ios.podspec b/openim_sdk_core_ios.podspec
index 0fdeb5c..50d956d 100644
--- a/openim_sdk_core_ios.podspec
+++ b/openim_sdk_core_ios.podspec
@@ -8,7 +8,7 @@
 
 Pod::Spec.new do |s|
   s.name             = 'openim_sdk_core_ios'
-  s.version          = '0.1.0'
+  s.version          = '0.2.0'
   s.summary          = 'A short description of openim_sdk_core_ios.'
 
 # This description is used to generate tags and improve search results.
@@ -28,7 +28,7 @@ TODO: Add long description of the pod here.rite the description between the DESC
   s.source           = { :git => 'https://gitea.sdws.shop/xim/open_pod.git', :tag => s.version.to_s }
   # s.social_media_url = 'https://twitter.com/<TWITTER_USERNAME>'
 
-  s.ios.deployment_target = '12.0'
+  s.ios.deployment_target = '11.0'
 
  # s.source_files = 'openim_sdk_core_ios/Classes/**/*'