diff --git a/users/Profpatsch/blog/default.nix b/users/Profpatsch/blog/default.nix
index 6ac3c3eb5..d3c5c596b 100644
--- a/users/Profpatsch/blog/default.nix
+++ b/users/Profpatsch/blog/default.nix
@@ -127,8 +127,8 @@ let
   }:
     assert
       (lib.assertMsg
-        (builtins.pathExists (depot.path + "/" + relativePath))
-        "depotCgitLink: path /${relativePath} does not exist in depot");
+        (builtins.pathExists (depot.path.origSrc + "/${relativePath}"))
+        "depotCgitLink: path /${relativePath} does not exist in depot, and depot.path was ${toString depot.path}");
       "https://code.tvl.fyi/tree/${relativePath}";
 
   # look up a route by path ($1)