diff --git a/openmm_md/plain_md.ipynb b/openmm_md/plain_md.ipynb
index 64116f4..9555c5f 100644
--- a/openmm_md/plain_md.ipynb
+++ b/openmm_md/plain_md.ipynb
@@ -3,16 +3,9 @@
   {
    "cell_type": "markdown",
    "id": "088a1bc4-e5f3-47ac-8ebf-1a904fa82f80",
-   "metadata": {
-    "editable": true,
-    "nbsphinx": "hidden",
-    "slideshow": {
-     "slide_type": ""
-    },
-    "tags": []
-   },
+   "metadata": {},
    "source": [
-    "# Running a Molecular Dynamics (MD) simulation of a protein-ligand complex\n"
+    "# Running a Molecular Dynamics (MD) simulation of a protein-ligand complex"
    ]
   },
   {