diff --git a/dtifitOptions.h b/dtifitOptions.h
index fe6e9a7c1bc31afe25c76f37b107ad252113afd8..d74bf6c0efb6c1ef5b20cc0994d9edbe519649ae 100644
--- a/dtifitOptions.h
+++ b/dtifitOptions.h
@@ -45,8 +45,8 @@ class dtifitOptions {
   Option<int> y_max;
   Option<int> x_min;
   Option<int> x_max;
-  Option<string> grad_file;
-  Option<bool> save_bvals;
+  FmribOption<string> grad_file;
+  FmribOption<bool> save_bvals;
   bool parse_command_line(int argc, char** argv);
   
  private: