diff --git a/images/singleuser/Dockerfile b/images/singleuser/Dockerfile
index a25fcf91..6174b21c 100644
--- a/images/singleuser/Dockerfile
+++ b/images/singleuser/Dockerfile
@@ -45,7 +45,7 @@ RUN pip --no-cache-dir install -U pip setuptools wheel
 # Install base notebook packages
 RUN pip install --prefix=/srv/paws --no-cache-dir \
     jupyterhub==4.1.1 \
-    jupyterlab==4.2.0
+    jupyterlab==4.2.1
 
 ## End minimal setup ##
 
diff --git a/paws/values.yaml b/paws/values.yaml
index 718b41d7..d4586b50 100644
--- a/paws/values.yaml
+++ b/paws/values.yaml
@@ -280,7 +280,7 @@ jupyterhub:
     fsGid: 52771
     image:
       name: quay.io/wikimedia-paws-prod/singleuser
-      tag: pr-410 # singleuser tag managed by github actions
+      tag: pr-415 # singleuser tag managed by github actions
       pullPolicy: Always
     memory:
       guarantee: 0.70G