diff --git a/notebooks/process/MultiphaseOptim.ipynb b/notebooks/process/MultiphaseOptim.ipynb
index a624b04..65e7738 100644
--- a/notebooks/process/MultiphaseOptim.ipynb
+++ b/notebooks/process/MultiphaseOptim.ipynb
@@ -3782,16 +3782,6 @@
         "6. Replace the pipe-size index with documented CAPEX, OPEX, and availability models."
       ]
     },
-    {
-      "cell_type": "code",
-      "source": [],
-      "metadata": {
-        "id": "lQcgsYA7pJbJ"
-      },
-      "id": "lQcgsYA7pJbJ",
-      "execution_count": null,
-      "outputs": []
-    },
     {
       "cell_type": "markdown",
       "id": "8a372a83",