diff --git a/kubernetes/apps/charts/jupyterhub/values.yaml b/kubernetes/apps/charts/jupyterhub/values.yaml
index 8354ba5041..eef66e88fb 100644
--- a/kubernetes/apps/charts/jupyterhub/values.yaml
+++ b/kubernetes/apps/charts/jupyterhub/values.yaml
@@ -38,7 +38,7 @@ jupyterhub:
         kubespawner_override:
           mem_limit: "12G"
           mem_guarantee: "10G"
-          cpu_guarantee: "1.5"
+          cpu_guarantee: 1.5
   scheduling:
     userPods:
       nodeAffinity: