diff --git a/Notebooks/HAR/ML-4-IoT-Har.ipynb b/Notebooks/HAR/ML-4-IoT-Har.ipynb
index 3cd67d1..de5cb40 100644
--- a/Notebooks/HAR/ML-4-IoT-Har.ipynb
+++ b/Notebooks/HAR/ML-4-IoT-Har.ipynb
@@ -23,7 +23,7 @@
   },
   {
    "cell_type": "markdown",
-   "metadata": {},
+   "metadata": {} ,
    "source": [
     "##  1 Introduction\n",
     "### 1.1  Objectif général\n",