diff --git a/Zip.podspec b/Zip.podspec
index 41e4ee3ffdbd304c8018aa146d9b3439267507f4..d24cb78fd185bad12a288aa1c9d828846b4e44fd 100644
--- a/Zip.podspec
+++ b/Zip.podspec
@@ -30,7 +30,7 @@ Pod::Spec.new do |s|
   s.ios.deployment_target = '8.0'
   s.tvos.deployment_target = '9.0'
   s.watchos.deployment_target = '2.0'
-  s.osx.deployment_target = "10.10"
+  s.osx.deployment_target = '10.10'
   s.requires_arc = true
 
   s.source_files = 'Zip/*', 'Zip/minizip/*.{c,h}', 'Zip/minizip/aes/*.{c,h}'