diff --git a/DragDropUI.podspec b/DragDropUI.podspec
index 5dc2b92..a8dffd2 100644
--- a/DragDropUI.podspec
+++ b/DragDropUI.podspec
@@ -9,5 +9,5 @@ Pod::Spec.new do |s|
     s.ios.deployment_target = '11.0'
     s.source_files          = 'DragDropUI/*.{h,swift}'
     s.requires_arc          = true
-    s.swift_version         = '5.0'
+    s.swift_versions        = ['5.0', '5.1', '5.2', '5.3']
 end
\ No newline at end of file