diff --git a/wario/get_contacts.ipynb b/wario/get_contacts.ipynb
index acd883a8b841f13bdb1aa2e109cf68d51db79751..36ffdfe9afaa856eeb496bff6a747b938924904e 100644
--- a/wario/get_contacts.ipynb
+++ b/wario/get_contacts.ipynb
@@ -18,7 +18,7 @@
   },
   {
    "cell_type": "code",
-   "execution_count": 2,
+   "execution_count": 3,
    "id": "57a23fbe",
    "metadata": {},
    "outputs": [],
@@ -26,7 +26,6 @@
     "def get_contacts(coor_conf, threshold_file, assort = False):\n",
     "\n",
     "    L = int(0.5*(1 + np.sqrt(1 + 8*np.shape(coor_conf)[0])))\n",
-    "    pos_pairs = np.array(list(itertools.combinations(range(L), 2)))\n",
     "\n",
     "    contact_thresholds =  pd.read_csv(threshold_file, sep=\" \", header=0)\n",
     "    contact_thresholds['th11'] = np.deg2rad(contact_thresholds['th11'])\n",
@@ -51,7 +50,7 @@
     "    contact_thresholds.delta_min = mins\n",
     "    contact_thresholds.delta_max = maxs\n",
     "\n",
-    "    coor_conf = pd.DataFrame(np.concatenate([coor_conf, pos_pairs], axis = 1),\n",
+    "    coor_conf = pd.DataFrame(coor_conf,\n",
     "                            columns = ['coor_x','coor_y','coor_z','or1_x','or1_y','or1_z','or2_x','or2_y','or2_z','AA1','AA2','pos1','pos2'])\n",
     "    coor_conf.range = np.abs(coor_conf['pos1'] - coor_conf['pos2'])\n",
     "    coor_conf.range = (coor_conf.range*(coor_conf.range<5) + 5*(coor_conf.range>=5)).astype('int') \n",
@@ -104,6 +103,22 @@
     "    else:\n",
     "        return coor_conf.w_dis_se3"
    ]
+  },
+  {
+   "cell_type": "code",
+   "execution_count": null,
+   "id": "4672ddec-7dec-4036-984c-aaaa7246ce1f",
+   "metadata": {},
+   "outputs": [],
+   "source": []
+  },
+  {
+   "cell_type": "code",
+   "execution_count": null,
+   "id": "715a891c-5221-42bb-ab86-36a6e825ed97",
+   "metadata": {},
+   "outputs": [],
+   "source": []
   }
  ],
  "metadata": {
@@ -122,7 +137,7 @@
    "name": "python",
    "nbconvert_exporter": "python",
    "pygments_lexer": "ipython3",
-   "version": "3.8.16"
+   "version": "3.10.9"
   }
  },
  "nbformat": 4,