diff --git a/ammico/notebooks/DemoNotebook_ammico.ipynb b/ammico/notebooks/DemoNotebook_ammico.ipynb
index 4c9fd62..f175bf6 100644
--- a/ammico/notebooks/DemoNotebook_ammico.ipynb
+++ b/ammico/notebooks/DemoNotebook_ammico.ipynb
@@ -970,8 +970,7 @@
    "source": [
     "for key in image_dict.keys():\n",
     "    image_dict[key] = ammico.colors.ColorDetector(image_dict[key]).analyse_image()\n",
-    "\n",
-    "print(\"testing signature\")"
+    "\n"
    ]
   },
   {