diff --git a/apps/xslt-lab/values.yaml b/apps/xslt-lab/values.yaml
index e163fb8..e7abae5 100644
--- a/apps/xslt-lab/values.yaml
+++ b/apps/xslt-lab/values.yaml
@@ -26,7 +26,10 @@ replicaCount:
 hpa:
   backend:
     enabled: true
-    minReplicas: 1
+    # Same reasoning as the frontend below: one backend pod is a SPOF, and this
+    # one was being OOMKilled several times a day, so "the only replica is
+    # restarting" was not hypothetical.
+    minReplicas: 2
     maxReplicas: 5
     targetCPUUtilizationPercentage: 80
   frontend:
diff --git a/argocd/applications/xslt-lab.yaml b/argocd/applications/xslt-lab.yaml
index 18bd5ea..c4fcc88 100644
--- a/argocd/applications/xslt-lab.yaml
+++ b/argocd/applications/xslt-lab.yaml
@@ -8,7 +8,7 @@ spec:
   sources:
   - repoURL: https://xsltplayground.com/blog
     chart: xslt-playground
-    targetRevision: 0.4.1
+    targetRevision: 0.4.2
     helm:
       releaseName: lab
       valueFiles: