diff --git a/charts/ceph-csi-rbd/README.md b/charts/ceph-csi-rbd/README.md
index 5897841b6..e18ee51b8 100644
--- a/charts/ceph-csi-rbd/README.md
+++ b/charts/ceph-csi-rbd/README.md
@@ -207,7 +207,7 @@ charts and their default values.
 | `storageClass.encryptionKMSID`                 | Specifies the encryption kms id                                                                                                                      | `""`                                               |
 | `storageClass.topologyConstrainedPools`        | Add topology constrained pools configuration, if topology based pools are setup, and topology constrained provisioning is required                   | `[]`                                               |
 | `storageClass.mapOptions`                      | Specifies comma-separated list of map options                                                                                                        | `""`                                               |
-| `storageClass.unmapOtpions`                    | Specifies comma-separated list of unmap options                                                                                                      | `""`                                               |
+| `storageClass.unmapOptions`                    | Specifies comma-separated list of unmap options                                                                                                      | `""`                                               |
 | `storageClass.stripeUnit`                      | Specifies the stripe unit in bytes                                                                                                                   | `""`                                               |
 | `storageClass.stripeCount`                     | Specifies the number of objects to stripe over before looping                                                                                        | `""`                                               |
 | `storageClass.objectSize`                      | Specifies the object size in bytes                                                                                                                   | `""`                                               |