diff --git a/debug_toolbar/panels/versions.py b/debug_toolbar/panels/versions.py
index 65bb4fd..ca6269c 100644
--- a/debug_toolbar/panels/versions.py
+++ b/debug_toolbar/panels/versions.py
@@ -23,8 +23,10 @@ def scripts(self) -> list[str]:
         return scripts
 
     async def generate_stats(self, request: Request, response: Response) -> Stats:
+        dists = {d.metadata.get("name", None): d for d in
+                 metadata.distributions()}
         packages = sorted(
-            metadata.distributions(),
-            key=lambda dist: dist.metadata["name"].lower(),
+            dists,
+            key=lambda dist: dist.lower() if dist else "",
         )
         return {"packages": packages}