diff --git a/platform/mac/AppDelegate.mm b/platform/mac/AppDelegate.mm
index 4a124ff09..2cdb2b890 100755
--- a/platform/mac/AppDelegate.mm
+++ b/platform/mac/AppDelegate.mm
@@ -254,7 +254,7 @@ static void SigPIPEHandler(int signal)
 
 NSString *kosVersionMinimum = @"10.9";   // we refuse to run on OSes older than this
 NSString *kosVersionPrevious = @"10.12";  // should be updated as Apple releases new OSes
-NSString *kosVersionCurrent = @"13.99";  // should be updated as Apple releases new OSes; we will run on this one and the previous one
+NSString *kosVersionCurrent = @"14.99";  // should be updated as Apple releases new OSes; we will run on this one and the previous one
 
 // These tags are defined on the various DeviceBuild dialogs in Interface Builder
 enum {