diff --git a/tools/shared/docker/game_entrypoint.py b/tools/shared/docker/game_entrypoint.py
index ea9334b30..fcf955ba7 100644
--- a/tools/shared/docker/game_entrypoint.py
+++ b/tools/shared/docker/game_entrypoint.py
@@ -53,7 +53,7 @@ class PackageOptions(BaseOptions):
             return [
                 (
                     self.build_root / f"TR{self.tr_version}X",
-                    "TR{self.tr_version}X",
+                    f"TR{self.tr_version}X",
                 )
             ]