diff --git a/arq_restore.xcodeproj/project.pbxproj b/arq_restore.xcodeproj/project.pbxproj
index e6bf3e9..6aaa844 100644
--- a/arq_restore.xcodeproj/project.pbxproj
+++ b/arq_restore.xcodeproj/project.pbxproj
@@ -938,7 +938,7 @@
 		08FB7793FE84155DC02AAC07 /* Project object */ = {
 			isa = PBXProject;
 			attributes = {
-				LastUpgradeCheck = 0420;
+				LastUpgradeCheck = 0450;
 			};
 			buildConfigurationList = 1DEB927808733DD40010E9CD /* Build configuration list for PBXProject "arq_restore" */;
 			compatibilityVersion = "Xcode 3.2";