diff --git a/pkgs/development/ruby-modules/bundled-common/default.nix b/pkgs/development/ruby-modules/bundled-common/default.nix
index 354353ffab1..6e7bd7a898b 100644
--- a/pkgs/development/ruby-modules/bundled-common/default.nix
+++ b/pkgs/development/ruby-modules/bundled-common/default.nix
@@ -82,8 +82,6 @@ let
 
     name = if name == null then pname else name;
 
-    #name = pname;
-
     paths = envPaths;
     pathsToLink = [ "/lib" ];
 
diff --git a/pkgs/development/ruby-modules/tool/default.nix b/pkgs/development/ruby-modules/bundler-app/default.nix
similarity index 100%
rename from pkgs/development/ruby-modules/tool/default.nix
rename to pkgs/development/ruby-modules/bundler-app/default.nix
diff --git a/pkgs/development/tools/corundum/default.nix b/pkgs/development/tools/corundum/default.nix
index 53cb8e8f3b7..b7c0006a7b5 100644
--- a/pkgs/development/tools/corundum/default.nix
+++ b/pkgs/development/tools/corundum/default.nix
@@ -1,7 +1,7 @@
 { lib, rubyTool }:
 
-rubyTool {
-  name = "corundum-0.6.2";
+bundlerApp {
+  pname = "corundum";
   gemdir = ./.;
   exes = [ "corundum-skel" ];
 
diff --git a/pkgs/top-level/all-packages.nix b/pkgs/top-level/all-packages.nix
index 0686adaea5f..e6c1d9e2330 100644
--- a/pkgs/top-level/all-packages.nix
+++ b/pkgs/top-level/all-packages.nix
@@ -6161,7 +6161,7 @@ with pkgs;
   bundix = callPackage ../development/ruby-modules/bundix { };
   bundler = callPackage ../development/ruby-modules/bundler { };
   bundlerEnv = callPackage ../development/ruby-modules/bundler-env { };
-  rubyTool = callPackage ../development/ruby-modules/tool { };
+  bundlerApp = callPackage ../development/ruby-modules/bundler-app { };
 
   inherit (callPackage ../development/interpreters/ruby {})
     ruby_2_0_0