diff --git a/DTFoundation/1.0.0/DTFoundation.podspec b/DTFoundation/1.0.0/DTFoundation.podspec
index f1e4d5af562fdd..6cafac36206ef7 100644
--- a/DTFoundation/1.0.0/DTFoundation.podspec
+++ b/DTFoundation/1.0.0/DTFoundation.podspec
@@ -7,7 +7,7 @@ Pod::Spec.new do |spec|
   spec.source       = { :git => "https://github.com/Cocoanetics/DTFoundation.git", :tag => spec.version.to_s  }
   spec.license      = 'BSD'
 
-  spec.ios.deployment_target = '4.3'
+  spec.ios.deployment_target = '5.0'
   spec.osx.deployment_target = '10.6'
   spec.requires_arc = true