diff --git a/Documentation/ceph-filesystem-crd.md b/Documentation/ceph-filesystem-crd.md
index 4b2b533cc05d2..03c512b6f684c 100644
--- a/Documentation/ceph-filesystem-crd.md
+++ b/Documentation/ceph-filesystem-crd.md
@@ -86,6 +86,8 @@ spec:
     replicated:
       size: 3
   dataPools:
+    - replicated:
+        size: 3
     - erasureCoded:
         dataChunks: 2
         codingChunks: 1
@@ -94,8 +96,7 @@ spec:
     activeStandby: true
 ```
 
-(These definitions can also be found in the [`filesystem-ec.yaml`](https://github.com/rook/rook/blob/{{ branchName }}/cluster/examples/kubernetes/ceph/filesystem-ec.yaml) file.
-Also see an example in the [`storageclass-ec.yaml`](https://github.com/rook/rook/blob/{{ branchName }}/cluster/examples/kubernetes/ceph/csi/cephfs/storageclass-ec.yaml) for how to configure the volume.)
+**IMPORTANT**: For erasure coded pools, we have to create a replicated pool as the default data pool and an erasure-coded pool as a secondary pool.
 
 ### Mirroring