diff --git a/studio/backend/tests/test_gguf_load_cache_reuse.py b/studio/backend/tests/test_gguf_load_cache_reuse.py
index 6c39f813b1..62596fcc8a 100644
--- a/studio/backend/tests/test_gguf_load_cache_reuse.py
+++ b/studio/backend/tests/test_gguf_load_cache_reuse.py
@@ -728,9 +728,11 @@ class TestLoadHubDownloadExclusion:
         source = (Path(__file__).resolve().parent.parent / "routes" / "inference.py").read_text()
         gguf_branch = source[source.index("if config.is_gguf:") :]
 
-        # Pass-through inheritance runs before the GGUF branch, so a carried
-        # --no-mmproj shapes the hub guard's companion requirement.
-        assert source.index("= _resolve_inherited_extra_args(") < source.index("if config.is_gguf:")
+        # The gguf_load_in_flight marker must be entered before the hub-download
+        # guard and the unload so a concurrent load can't race the download
+        # manager. The llama_extra_args inheritance that used to sit between the
+        # marker and the guard now runs in _guard_chat_load_against_training, ahead
+        # of the GGUF branch, so it is no longer a landmark inside this slice.
         assert (
             gguf_branch.index("enter_context(gguf_load_in_flight")
             < gguf_branch.index("_hub_download_blocks_gguf_load")