diff --git a/api-ref/source/v2/volumes-v2-types.inc b/api-ref/source/v2/volumes-v2-types.inc
index f4f688441e9..5bb361f38bd 100644
--- a/api-ref/source/v2/volumes-v2-types.inc
+++ b/api-ref/source/v2/volumes-v2-types.inc
@@ -387,7 +387,7 @@ Response Example
 Update an encryption type for v2
 ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
 
-.. rest_method::  POST /v2/{project_id}/types/{volume_type_id}/encryption/{encryption_id}
+.. rest_method::  PUT /v2/{project_id}/types/{volume_type_id}/encryption/{encryption_id}
 
 Update an encryption type.
 
diff --git a/api-ref/source/v3/volumes-v3-types.inc b/api-ref/source/v3/volumes-v3-types.inc
index 888a3958df2..8d8c9c68cd1 100644
--- a/api-ref/source/v3/volumes-v3-types.inc
+++ b/api-ref/source/v3/volumes-v3-types.inc
@@ -532,7 +532,7 @@ Response Example
 Update an encryption type
 ~~~~~~~~~~~~~~~~~~~~~~~~~
 
-.. rest_method::  POST /v3/{project_id}/types/{volume_type_id}/encryption/{encryption_id}
+.. rest_method::  PUT /v3/{project_id}/types/{volume_type_id}/encryption/{encryption_id}
 
 Update an encryption type.