diff --git a/notebook/flaml_autovw.ipynb b/notebook/flaml_autovw.ipynb
index 6f59e36dde..843b9157db 100644
--- a/notebook/flaml_autovw.ipynb
+++ b/notebook/flaml_autovw.ipynb
@@ -301,7 +301,7 @@
     "from flaml.tune import loguniform\n",
     "''' create another AutoVW instance for tuning namespace interactions and learning rate'''\n",
     "# set up the search space and init config\n",
-    "search_space_nilr = {'interactions': AutoVW.AUTO_STRING, 'learning_rate': loguniform(lower=2e-10, upper=1.0)}\n",
+    "search_space_nilr = {'interactions': AutoVW.AUTOMATIC, 'learning_rate': loguniform(lower=2e-10, upper=1.0)}\n",
     "init_config_nilr = {'interactions': set(), 'learning_rate': 0.5}\n",
     "# create an AutoVW instance\n",
     "autovw_nilr = AutoVW(max_live_model_num=5, search_space=search_space_nilr, init_config=init_config_nilr)\n",
@@ -412,4 +412,4 @@
  },
  "nbformat": 4,
  "nbformat_minor": 2
-}
\ No newline at end of file
+}