diff --git a/Matplotlib/Matplotlib_Create_Barchart.ipynb b/Matplotlib/Matplotlib_Create_Barchart.ipynb
index db283c3cdb..8f44e71e3e 100644
--- a/Matplotlib/Matplotlib_Create_Barchart.ipynb
+++ b/Matplotlib/Matplotlib_Create_Barchart.ipynb
@@ -109,7 +109,7 @@
   },
   {
    "cell_type": "code",
-   "execution_count": 3,
+   "execution_count": null,
    "id": "349da579-e86d-4c4a-ac9f-fad6145f8061",
    "metadata": {
     "papermill": {},
@@ -143,7 +143,7 @@
   },
   {
    "cell_type": "code",
-   "execution_count": 24,
+   "execution_count": null,
    "id": "3802ad04-276f-4581-8f8b-895d6c90a4a7",
    "metadata": {
     "papermill": {},
@@ -187,7 +187,7 @@
   },
   {
    "cell_type": "code",
-   "execution_count": 25,
+   "execution_count": null,
    "id": "cc597696-4834-4f84-8f51-879d66f1424b",
    "metadata": {
     "papermill": {},
@@ -197,7 +197,7 @@
    "source": [
     "fig, ax = plt.subplots()\n",
     "\n",
-    "ax.bar(labels, values, label=bar_labels, color=bar_colors)\n",
+    "ax.bar(labels, values, label=labels, color=bar_colors)\n",
     "\n",
     "ax.set_ylabel(ylabel)\n",
     "ax.set_title(title)\n",
@@ -233,7 +233,7 @@
   },
   {
    "cell_type": "code",
-   "execution_count": 26,
+   "execution_count": null,
    "id": "62676a21-f1ef-4de7-986f-89c4f1c48524",
    "metadata": {
     "papermill": {},
@@ -257,7 +257,7 @@
   },
   {
    "cell_type": "code",
-   "execution_count": 27,
+   "execution_count": null,
    "id": "0e693f16-eb5c-452f-b8b7-84cc5758de60",
    "metadata": {
     "papermill": {},
@@ -267,17 +267,6 @@
    "source": [
     "naas.asset.add(fig_path)"
    ]
-  },
-  {
-   "cell_type": "code",
-   "execution_count": null,
-   "id": "2db7fe05-3fdd-4eb0-8357-08a6378f0e98",
-   "metadata": {
-    "papermill": {},
-    "tags": []
-   },
-   "outputs": [],
-   "source": []
   }
  ],
  "metadata": {
@@ -311,4 +300,4 @@
  },
  "nbformat": 4,
  "nbformat_minor": 5
-}
\ No newline at end of file
+}