diff --git a/osu.Game/Overlays/ChangelogOverlay.cs b/osu.Game/Overlays/ChangelogOverlay.cs
index dafa14f7e7..fa7920caf8 100644
--- a/osu.Game/Overlays/ChangelogOverlay.cs
+++ b/osu.Game/Overlays/ChangelogOverlay.cs
@@ -82,11 +82,16 @@ namespace osu.Game.Overlays
 
             Show();
 
+            string[] split = version.Split('-');
+
+            if (split.Length < 2)
+                return;
+
+            string versionPart = split[0];
+            string updateStream = split[1];
+
             performAfterFetch(() =>
             {
-                string versionPart = version.Split('-')[0];
-                string updateStream = version.Split('-')[1];
-
                 var build = builds.Find(b => b.Version == versionPart && b.UpdateStream.Name == updateStream)
                             ?? Streams.Find(s => s.Name == updateStream)?.LatestBuild;