diff --git a/README.md b/README.md
index 6e32aa3f..24db8487 100644
--- a/README.md
+++ b/README.md
@@ -110,7 +110,16 @@ platform :ios, '7.0'
 pod 'SDWebImage', '~> 4.0'
 ```
 
-If you are using Swift, be sure to add `use_frameworks!` and set your target to iOS 8+:
+##### Swift
+
+If you are using `Swift`, `Xcode 9+` and `CocoaPods` `1.5.0+`, you only need to set your target to `iOS 8+` if you need static library:
+
+```
+platform :ios, '8.0'
+```
+
+If not, you still need to add `use_frameworks!` to use dynamic framework:
+
 ```
 platform :ios, '8.0'
 use_frameworks!
diff --git a/SDWebImage.podspec b/SDWebImage.podspec
index 2005f7d4..3b2b49a0 100644
--- a/SDWebImage.podspec
+++ b/SDWebImage.podspec
@@ -23,6 +23,7 @@ Pod::Spec.new do |s|
 
   s.requires_arc = true
   s.framework = 'ImageIO'
+  s.pod_target_xcconfig = { 'DEFINES_MODULE' => 'YES' }
   
   s.default_subspec = 'Core'