diff --git a/pkgs/development/ruby-modules/bundled-common/default.nix b/pkgs/development/ruby-modules/bundled-common/default.nix
index 64a88d8f7b83..1f31aec886a6 100644
--- a/pkgs/development/ruby-modules/bundled-common/default.nix
+++ b/pkgs/development/ruby-modules/bundled-common/default.nix
@@ -29,7 +29,9 @@ with  import ./functions.nix { inherit lib gemConfig; };
 let
   gemFiles = bundlerFiles args;
 
-  importedGemset = import gemFiles.gemset;
+  importedGemset = if builtins.typeOf gemFiles.gemset == "path"
+    then import gemFiles.gemset
+    else gemFiles.gemset;
 
   filteredGemset = filterGemset { inherit ruby groups; } importedGemset;