diff --git a/.prettierignore b/.prettierignore
index 9ad205279b..1018e3e530 100644
--- a/.prettierignore
+++ b/.prettierignore
@@ -1 +1 @@
-jupyterhub/templates/
+jupyterhub/templates/**
diff --git a/jupyterhub/templates/_helpers-names.tpl b/jupyterhub/templates/_helpers-names.tpl
index 1e92f72d77..232eced350 100644
--- a/jupyterhub/templates/_helpers-names.tpl
+++ b/jupyterhub/templates/_helpers-names.tpl
@@ -225,6 +225,11 @@
     {{- include "jupyterhub.fullname.dash" . }}exam-api
 {{- end }}
 
+{{- /* EFS name */}}
+{{- define "jupyterhub.efs.fullname" -}}
+    {{- include "jupyterhub.fullname.dash" . }}efs
+{{- end }}
+
 {{- /*
     Cluster wide resources
 
diff --git a/jupyterhub/templates/examapi/deployment.yaml b/jupyterhub/templates/examapi/deployment.yaml
index 12958ee981..033a896e9a 100644
--- a/jupyterhub/templates/examapi/deployment.yaml
+++ b/jupyterhub/templates/examapi/deployment.yaml
@@ -80,5 +80,5 @@ spec:
       volumes:
       - name: jupyterhub-efs
         persistentVolumeClaim:
-         claimName: {{ include "jupyterhub.examapi.fullname" . }}
+         claimName: efs
 {{- end }}
diff --git a/jupyterhub/templates/examapi/pv.yaml b/jupyterhub/templates/examapi/pv.yaml
index 2e9e810374..41cf528135 100644
--- a/jupyterhub/templates/examapi/pv.yaml
+++ b/jupyterhub/templates/examapi/pv.yaml
@@ -2,7 +2,7 @@
 apiVersion: v1
 kind: PersistentVolume
 metadata:
-  name: {{ include "jupyterhub.examapi.fullname" . }}
+  name: {{ include "jupyterhub.efs.fullname" . }}
 spec:
   capacity:
     storage: 5Gi
@@ -20,7 +20,7 @@ spec:
 apiVersion: v1
 kind: PersistentVolumeClaim
 metadata:
-  name: {{ include "jupyterhub.examapi.fullname" . }}
+  name: efs
 spec:
   accessModes:
     - ReadWriteMany