diff --git a/pkgs/development/tools/codespelunker/default.nix b/pkgs/by-name/co/codespelunker/package.nix
similarity index 100%
rename from pkgs/development/tools/codespelunker/default.nix
rename to pkgs/by-name/co/codespelunker/package.nix
diff --git a/pkgs/top-level/all-packages.nix b/pkgs/top-level/all-packages.nix
index d94406a63000..9195cdcbc5ea 100644
--- a/pkgs/top-level/all-packages.nix
+++ b/pkgs/top-level/all-packages.nix
@@ -18877,8 +18877,6 @@ with pkgs;
 
   coder = callPackage ../development/tools/coder { };
 
-  codespelunker = callPackage ../development/tools/codespelunker { };
-
   compile-daemon = callPackage ../development/tools/compile-daemon { };
 
   complexity = callPackage ../development/tools/misc/complexity { };