diff --git a/.swift-version b/.swift-version
index 5186d07..bf77d54 100644
--- a/.swift-version
+++ b/.swift-version
@@ -1 +1 @@
-4.0
+4.2
diff --git a/FSPagerView.podspec b/FSPagerView.podspec
index 287eed5..094c570 100644
--- a/FSPagerView.podspec
+++ b/FSPagerView.podspec
@@ -14,6 +14,6 @@ Pod::Spec.new do |s|
   s.ios.deployment_target = '8.0'
   s.requires_arc = true
   s.framework    = 'UIKit'
-  s.source_files = 'Sources/*.swift'
+  s.source_files = 'Sources/*.{swift,h,m}'
 
 end