diff --git a/jupyterhub/images/datastack-cuda-notebook/Dockerfile b/jupyterhub/images/datastack-cuda-notebook/Dockerfile
index ebf83b8..2a75b6d 100644
--- a/jupyterhub/images/datastack-cuda-notebook/Dockerfile
+++ b/jupyterhub/images/datastack-cuda-notebook/Dockerfile
@@ -77,6 +77,7 @@ RUN pip uninstall -y \
 # 2. Find the pandas version in the file `dev/infra/Dockerfile`.
 RUN mamba install --yes \
     'aif360' \
+    'avro' \
     'chromadb' \
     'clickhouse-connect' \
     'csvkit' \
diff --git a/jupyterhub/images/datastack-notebook/Dockerfile b/jupyterhub/images/datastack-notebook/Dockerfile
index e38814a..f18a6ee 100644
--- a/jupyterhub/images/datastack-notebook/Dockerfile
+++ b/jupyterhub/images/datastack-notebook/Dockerfile
@@ -77,6 +77,7 @@ RUN pip uninstall -y \
 # 2. Find the pandas version in the file `dev/infra/Dockerfile`.
 RUN mamba install --yes \
     'aif360' \
+    'avro' \
     'chromadb' \
     'clickhouse-connect' \
     'csvkit' \
diff --git a/jupyterhub/justfile b/jupyterhub/justfile
index e68239b..1756744 100644
--- a/jupyterhub/justfile
+++ b/jupyterhub/justfile
@@ -9,7 +9,7 @@ export JUPYTERHUB_NFS_PV_ENABLED := env("JUPYTERHUB_NFS_PV_ENABLED", "")
 export JUPYTERHUB_STORAGE_CLASS := env("JUPYTERHUB_STORAGE_CLASS", "")
 export JUPYTERHUB_VAULT_INTEGRATION_ENABLED := env("JUPYTERHUB_VAULT_INTEGRATION_ENABLED", "")
 export JUPYTERHUB_AIRFLOW_DAGS_PERSISTENCE_ENABLED := env("JUPYTERHUB_AIRFLOW_DAGS_PERSISTENCE_ENABLED", "")
-export JUPYTER_PYTHON_KERNEL_TAG := env("JUPYTER_PYTHON_KERNEL_TAG", "python-3.12-41")
+export JUPYTER_PYTHON_KERNEL_TAG := env("JUPYTER_PYTHON_KERNEL_TAG", "python-3.12-42")
 export KERNEL_IMAGE_BUUN_STACK_REPOSITORY := env("KERNEL_IMAGE_BUUN_STACK_REPOSITORY", "buun-stack-notebook")
 export KERNEL_IMAGE_BUUN_STACK_CUDA_REPOSITORY := env("KERNEL_IMAGE_BUUN_STACK_CUDA_REPOSITORY", "buun-stack-cuda-notebook")
 export JUPYTER_PROFILE_MINIMAL_ENABLED := env("JUPYTER_PROFILE_MINIMAL_ENABLED", "false")