diff --git a/internal/services/postgres/postgresql_flexible_server_resource.go b/internal/services/postgres/postgresql_flexible_server_resource.go
index 2a30ac1f8a01..996fd44c1857 100644
--- a/internal/services/postgres/postgresql_flexible_server_resource.go
+++ b/internal/services/postgres/postgresql_flexible_server_resource.go
@@ -123,7 +123,7 @@ func resourcePostgresqlFlexibleServer() *pluginsdk.Resource {
 				Type:         pluginsdk.TypeInt,
 				Optional:     true,
 				Computed:     true,
-				ValidateFunc: validation.IntInSlice([]int{32768, 65536, 131072, 262144, 524288, 1048576, 2097152, 4194304, 8388608, 16777216}),
+				ValidateFunc: validation.IntInSlice([]int{32768, 65536, 131072, 262144, 524288, 1048576, 2097152, 4194304, 8388608, 16777216, 33554432}),
 			},
 
 			"version": {
diff --git a/website/docs/r/cosmosdb_postgresql_cluster.html.markdown b/website/docs/r/cosmosdb_postgresql_cluster.html.markdown
index 7d6048c91c52..ba6f155555b1 100644
--- a/website/docs/r/cosmosdb_postgresql_cluster.html.markdown
+++ b/website/docs/r/cosmosdb_postgresql_cluster.html.markdown
@@ -41,7 +41,7 @@ The following arguments are supported:
 
 * `administrator_login_password` - (Required) The password of the administrator login.
 
-* `coordinator_storage_quota_in_mb` - (Required) The coordinator storage allowed for the Azure Cosmos DB for PostgreSQL Cluster. Possible values are `32768`, `65536`, `131072`, `262144`, `524288`, `1048576`, `2097152`, `4194304`, `8388608` and `16777216`.
+* `coordinator_storage_quota_in_mb` - (Required) The coordinator storage allowed for the Azure Cosmos DB for PostgreSQL Cluster. Possible values are `32768`, `65536`, `131072`, `262144`, `524288`, `1048576`, `2097152`, `4194304`, `8388608`, `16777216`, and `33554432`.
 
 -> **NOTE:** More information on [the types of compute resources available for CosmosDB can be found in the product documentation](https://learn.microsoft.com/azure/cosmos-db/postgresql/resources-compute)