diff --git a/yasnippet.el b/yasnippet.el
index 6f99ce5..603ac02 100644
--- a/yasnippet.el
+++ b/yasnippet.el
@@ -2609,6 +2609,7 @@ With optional prefix argument KILL quit the window and buffer."
              (switch-to-buffer (get-buffer-create buffer-name))
              (setq buffer-undo-list nil)
              (condition-case nil (funcall test-mode) (error nil))
+	     (yas-minor-mode 1)
              (setq buffer-read-only nil)
              (yas-expand-snippet (yas--template-content yas--current-template)
                                  (point-min)