diff --git a/docs/source/conf.py b/docs/source/conf.py
index a4fe3de4..a64a2bad 100644
--- a/docs/source/conf.py
+++ b/docs/source/conf.py
@@ -21,6 +21,7 @@
     )
     # Update LD_LIBRARY_PATH for CUDA runtime
     old_ld_library_path = os.environ.get("LD_LIBRARY_PATH", "")
+    print(f"old LD_LIBRARY_PATH: {old_ld_library_path}")
     # Note that 'python3.8' is hard-coded here, it should be updated if the Python version changes by
     # .readthedocs.yml or other configurations.
     os.environ["LD_LIBRARY_PATH"] = (