diff --git a/pkgs/development/libraries/science/math/trilinos/default.nix b/pkgs/by-name/tr/trilinos/package.nix
similarity index 100%
rename from pkgs/development/libraries/science/math/trilinos/default.nix
rename to pkgs/by-name/tr/trilinos/package.nix
diff --git a/pkgs/top-level/all-packages.nix b/pkgs/top-level/all-packages.nix
index 738e71256dc3..d5dc4bb0c473 100644
--- a/pkgs/top-level/all-packages.nix
+++ b/pkgs/top-level/all-packages.nix
@@ -14883,9 +14883,7 @@ with pkgs;
   };
   suitesparse = suitesparse_5_3;
 
-  trilinos = callPackage ../development/libraries/science/math/trilinos { };
-
-  trilinos-mpi = callPackage ../development/libraries/science/math/trilinos { withMPI = true; };
+  trilinos-mpi = trilinos.override { withMPI = true; };
 
   wolfram-engine = libsForQt5.callPackage ../applications/science/math/wolfram-engine { };