diff --git a/config/clusters/2i2c-aws-us/cosmicds.values.yaml b/config/clusters/2i2c-aws-us/cosmicds.values.yaml
index 256f231b5d..b85d2bd7ff 100644
--- a/config/clusters/2i2c-aws-us/cosmicds.values.yaml
+++ b/config/clusters/2i2c-aws-us/cosmicds.values.yaml
@@ -1,5 +1,6 @@
 nfs:
-  # No persistent storage for cosmicds
+  # nfs functionality explicitly disabled in case a common.values.yaml
+  # file is used to enable it for all hubs in the cluster
   enabled: false
   pv:
     enabled: false
diff --git a/config/clusters/hhmi/spyglass.values.yaml b/config/clusters/hhmi/spyglass.values.yaml
index 96c5d5086b..f26ad87b1d 100644
--- a/config/clusters/hhmi/spyglass.values.yaml
+++ b/config/clusters/hhmi/spyglass.values.yaml
@@ -1,8 +1,8 @@
+# nfs functionality enabled for this ephemeral hub to mount
+# a shared folder from another hub in the cluster
 nfs:
   enabled: true
   dirsizeReporter:
-    # We don't need to report directory sizes here, as it's already being reported on by
-    # the 'source' hub
     enabled: false
   pv:
     enabled: true
diff --git a/docs/howto/features/ephemeral.md b/docs/howto/features/ephemeral.md
index 2a7bec7fe5..5c403be862 100644
--- a/docs/howto/features/ephemeral.md
+++ b/docs/howto/features/ephemeral.md
@@ -80,11 +80,11 @@ ephemeral hub's users.
    pointing to, with the following config:
 
    ```yaml
+   # nfs functionality enabled for this ephemeral hub to mount
+   # a shared folder from another hub in the cluster
    nfs:
      enabled: true
      dirsizeReporter:
-       # We don't need to report directory sizes here, as it's already being reported on by
-       # the 'source' hub
        enabled: false
      pv:
        enabled: true