diff --git a/.swift-version b/.swift-version
deleted file mode 100644
index 5186d07..0000000
--- a/.swift-version
+++ /dev/null
@@ -1 +0,0 @@
-4.0
diff --git a/Socket.IO-Client-Swift.podspec b/Socket.IO-Client-Swift.podspec
index 4367b39..928c253 100644
--- a/Socket.IO-Client-Swift.podspec
+++ b/Socket.IO-Client-Swift.podspec
@@ -21,6 +21,8 @@ Pod::Spec.new do |s|
     :tag => 'v13.3.1',
     :submodules => true
   }
+
+  s.swift_version = "4.2"
   s.pod_target_xcconfig = {
       'SWIFT_VERSION' => '4.0'
   }