diff --git a/tractocadre.ipynb b/tractocadre.ipynb
index dd51461..be81fc0 100644
--- a/tractocadre.ipynb
+++ b/tractocadre.ipynb
@@ -3,8 +3,8 @@
   {
    "metadata": {
     "ExecuteTime": {
-     "end_time": "2026-05-22T19:34:57.898062336Z",
-     "start_time": "2026-05-22T19:34:56.157896738Z"
+     "end_time": "2026-05-22T19:37:45.609594692Z",
+     "start_time": "2026-05-22T19:37:43.862365665Z"
     }
    },
    "cell_type": "code",
@@ -70,7 +70,7 @@
     "\n",
     "cadre = cadre.part\n",
     "\n",
-    "clearance = 0.7\n",
+    "clearance = 0.5\n",
     "\n",
     "with BuildPart() as rail:\n",
     "    with BuildSketch(Plane.XY) as sk1:\n",
@@ -126,7 +126,7 @@
      "name": "stdout",
      "output_type": "stream",
      "text": [
-      "+c+\n"
+      "c++\n"
      ]
     },
     {
@@ -135,12 +135,12 @@
        "True"
       ]
      },
-     "execution_count": 141,
+     "execution_count": 145,
      "metadata": {},
      "output_type": "execute_result"
     }
    ],
-   "execution_count": 141
+   "execution_count": 145
   },
   {
    "metadata": {