diff --git a/docs/resources/cockpit.md b/docs/resources/cockpit.md
index 4114d02a37..3ba73a31de 100644
--- a/docs/resources/cockpit.md
+++ b/docs/resources/cockpit.md
@@ -73,7 +73,8 @@ resource "grafana_folder" "test_folder" {
 ## Argument Reference
 
 - `project_id` - (Defaults to the Project specified in the [provider's configuration](../index.md#project_id)) The ID of the Project the Cockpit is associated with.
-- `plan` - (Optional) Name of the plan to use. Available plans are: free, premium, and custom.
+- `plan` - (Deprecated) Name of the plan to use. Available plans are: free, premium, and custom.
+~> **Important:** The plan field is deprecated. Any modification or selection will have no effect.
 
 ## Attributes Reference
 
@@ -93,4 +94,4 @@ This section explains how to import a Cockpit using its `{project_id}`.
 
 ```bash
 terraform import scaleway_cockpit.main 11111111-1111-1111-1111-111111111111
-```
\ No newline at end of file
+```