diff --git a/images/spec.yml b/images/spec.yml
index 36d1dbc5..0ca2e450 100644
--- a/images/spec.yml
+++ b/images/spec.yml
@@ -1,6 +1,13 @@
 root: datascience-notebook
 
 images:
+  datascience-notebook:
+    image_name: ghcr.io/ucsd-ets/datascience-notebook
+    build_args:
+      PYTHON_VERSION: python-3.9.5
+      PY_VER_SHORT: "3.9"
+      JUPYTERHUB_VERSION: 1.4.1
+    info_cmds: [PY_VER, PIP_LIST, CONDA_INFO, CONDA_LIST, APT_PKG_LIST]
 
   rstudio-notebook:
     image_name: ghcr.io/ucsd-ets/rstudio-notebook