diff --git a/_notebooks/2023-11-13-vulnerabilities.ipynb b/_notebooks/2023-11-13-vulnerabilities.ipynb
index f9f9088..5cc1578 100644
--- a/_notebooks/2023-11-13-vulnerabilities.ipynb
+++ b/_notebooks/2023-11-13-vulnerabilities.ipynb
@@ -9,7 +9,7 @@
     "layout: post\n",
     "title: Website Vulnerabilities\n",
     "description: Web exploits and how to protect against them\n",
-    "courses: { csp: {week: 13}, csa: {week: 13} }\n",
+    "courses: { csa: {week: 13} }\n",
     "categories: [C2.2]\n",
     "type: ccc\n",
     "---"