diff --git a/overview/xarray-in-45-min.ipynb b/overview/xarray-in-45-min.ipynb
index e36377b0..35a84cd6 100644
--- a/overview/xarray-in-45-min.ipynb
+++ b/overview/xarray-in-45-min.ipynb
@@ -1106,8 +1106,8 @@
    "source": [
     "import hvplot.xarray\n",
     "\n",
-    "ds.mean(\"time\").hvplot(\n",
-    "    groupby=\"lat\",\n",
+    "ds.groupby(\"time.season\").mean().hvplot(\n",
+    "    groupby=[\"season\", \"lat\"],\n",
     "    hover=\"vline\",\n",
     "    responsive=True,\n",
     "    dynamic=False,\n",