diff --git a/SLEW_Case1_Electromagnetic_Phenomena.ipynb b/SLEW_Case1_Electromagnetic_Phenomena.ipynb
index 5248bf75edc3120d65eb5e0c8f156d6187948ff8..28fcdccf3ee2c019ef13b4d8f004dab35cfe9174 100644
--- a/SLEW_Case1_Electromagnetic_Phenomena.ipynb
+++ b/SLEW_Case1_Electromagnetic_Phenomena.ipynb
@@ -136,7 +136,8 @@
     "import os\n",
     "from villas.dataprocessing.readtools import *\n",
     "from villas.dataprocessing.timeseries import *\n",
-    "import matplotlib.pyplot as plt\n",
+    "import plotly.express as px\n",
+    "#import matplotlib.pyplot as plt\n",
     "import scipy.io as sio\n",
     "outputs = sio.loadmat('outputs/case1_output.mat', simplify_cells=True)\n",
     "\n",