Osx updater now updates plist file to point to the correct executable binary.

src/NzbDrone.Update/UpdateEngine/InstallUpdateService.cs

@@ -120,6 +120,13 @@ namespace NzbDrone.Update.UpdateEngine
                     if (OsInfo.IsOsx)
                     {
                         _diskProvider.SetPermissions(Path.Combine(installationFolder, "Radarr"), "0755", null, null);
+                        var plistPath = Path.Combine(installationFolder, "..", "Info.plist");
+                        var plistContents = File.ReadAllText(plistPath);
+                        if (plistContents.Contains("Sonarr"))
+                        {
+                            plistContents.Replace("Sonarr", "Radarr");
+                            File.WriteAllText(plistPath, plistContents);
+                        }
                     }
                 }
                 catch (Exception e)