diff --git a/src/codex-launcher-gui b/src/codex-launcher-gui
index 7fa065b..b0853fd 100755
--- a/src/codex-launcher-gui
+++ b/src/codex-launcher-gui
@@ -1869,7 +1869,7 @@ class LauncherWin(Gtk.Window):
         # header row
         hdr = Gtk.Box(spacing=8)
         vbox.pack_start(hdr, False, False, 0)
-        lbl = Gtk.Label(label="<b>Codex Launcher v3.10.9</b>")
+        lbl = Gtk.Label(label=f"<b>Codex Launcher v{CHANGELOG[0][0]}</b>")
         lbl.set_use_markup(True)
         hdr.pack_start(lbl, False, False, 0)
         changelog_btn = Gtk.Button(label="Changelog")