Reload grant on edit to get current friendly url

app/controllers/grants_controller.rb

@@ -62,7 +62,8 @@ def update
     authorize @grant
     if @grant.update(grant_params)
       flash[:notice] = 'Grant was successfully updated.'
-      redirect_back(fallback_location: grant_path(@grant))
+
+      redirect_to edit_grant_path(@grant.reload)
     else
       flash.now[:alert] = @grant.errors.full_messages
       render :edit