diff --git a/charts/jupyter/Chart.yaml b/charts/jupyter/Chart.yaml
index 426cce4b..b4484e56 100644
--- a/charts/jupyter/Chart.yaml
+++ b/charts/jupyter/Chart.yaml
@@ -25,7 +25,7 @@ type: application
 # This is the chart version. This version number should be incremented each time you make changes
 # to the chart and its templates, including the app version.
 # Versions are expected to follow Semantic Versioning (https://semver.org/)
-version: 6.4.3
+version: 6.4.4
 
 # This is the version number of the application being deployed. This version number should be
 # incremented each time you make changes to the application. Versions are not expected to
diff --git a/charts/jupyter/templates/tests/test-connection.yaml b/charts/jupyter/templates/tests/test-connection.yaml
index f15def87..03934839 100644
--- a/charts/jupyter/templates/tests/test-connection.yaml
+++ b/charts/jupyter/templates/tests/test-connection.yaml
@@ -9,7 +9,13 @@ metadata:
 spec:
   containers:
     - name: wget
-      image: busybox
+      image: busybox:1.36.0-uclibc
       command: ['wget']
       args: ['{{ include "library-chart.fullname" . }}:{{ .Values.networking.jupyter.port }}']
+      limits:
+        cpu: 200m
+        memory: 256Mi
+      requests:
+        cpu: 100m
+        memory: 128Mi
   restartPolicy: Never