diff --git a/Tutorials/UPR-ACT-2023/2-jupyter_intro.ipynb b/Tutorials/UPR-ACT-2023/2-jupyter_intro.ipynb
index 594b9a2b..ba12fca6 100644
--- a/Tutorials/UPR-ACT-2023/2-jupyter_intro.ipynb
+++ b/Tutorials/UPR-ACT-2023/2-jupyter_intro.ipynb
@@ -28,7 +28,7 @@
    "source": [
     "## Overview\n",
     "\n",
-    "JupyterLab is a popular web application on which users can create and write their Jupyter Notebooks, as well as explore data, install software, etc. This section will introduce the JupyterLab interface and the ARM [JupyterHub](https://jupyterhub.arm.gov/) system and cover details of JupyterLab Notebooks and running these notebooks on ARM's system.\n",
+    "JupyterLab is a popular web application on which users can create and write their Jupyter Notebooks, as well as explore data, install software, etc. This section will introduce the JupyterLab interface and the ARM [JupyterHub](https://jupyterhub.svcs.arm.gov/) system and cover details of JupyterLab Notebooks and running these notebooks on ARM's system.\n",
     "\n",
     "1. Set Up\n",
     "2. The JupyterLab Interface\n",
@@ -68,7 +68,7 @@
    "source": [
     "## Set Up\n",
     "\n",
-    "To start, we will sign into ARM's [JupyterHub](https://jupyterhub.arm.gov/) which contains environments for working with ARM data such as an environment built for ACT.\n",
+    "To start, we will sign into ARM's [JupyterHub](https://jupyterhub.svcs.arm.gov/) which contains environments for working with ARM data such as an environment built for ACT.\n",
     "\n",
     "After providing your credentials, ARM JupyterHub will have a prompt to allocate resources, and select explore ARM data. This then will load a JupyterHub instance on ARM computing systems.\n",
     "\n",