diff --git a/pkgs/development/libraries/bullet/gwen-narrowing.patch b/pkgs/by-name/bu/bullet-roboschool/gwen-narrowing.patch
similarity index 100%
rename from pkgs/development/libraries/bullet/gwen-narrowing.patch
rename to pkgs/by-name/bu/bullet-roboschool/gwen-narrowing.patch
diff --git a/pkgs/development/libraries/bullet/roboschool-fork.nix b/pkgs/by-name/bu/bullet-roboschool/package.nix
similarity index 100%
rename from pkgs/development/libraries/bullet/roboschool-fork.nix
rename to pkgs/by-name/bu/bullet-roboschool/package.nix
diff --git a/pkgs/top-level/all-packages.nix b/pkgs/top-level/all-packages.nix
index 98ed236eb204..f5d97833101c 100644
--- a/pkgs/top-level/all-packages.nix
+++ b/pkgs/top-level/all-packages.nix
@@ -15877,8 +15877,6 @@ with pkgs;
 
   bullet = callPackage ../development/libraries/bullet { };
 
-  bullet-roboschool = callPackage ../development/libraries/bullet/roboschool-fork.nix { };
-
   dart = callPackage ../development/compilers/dart { };
 
   pub2nix = recurseIntoAttrs (callPackage ../build-support/dart/pub2nix { });