diff --git a/components/schemas/instanceCreateVolume.yaml b/components/schemas/instanceCreateVolume.yaml
index d4a4ab8..40d2d86 100644
--- a/components/schemas/instanceCreateVolume.yaml
+++ b/components/schemas/instanceCreateVolume.yaml
@@ -43,4 +43,4 @@ properties:
     description: |
       The controller mount point specification for this volume. This value has the following format: `"${controller.id}:${controller.busNumber}:${controller.type.id}:${unitNumber}"`
       For new controllers the id should be passed as -1, so an example value would be: `"-1:1:6:0"` which translates to busNumber: 1, storage controller type id: 6, unit number: 0.
-      Use `/api/options/storageControllerTypes?layoutId=42` to get the list of available storage controller types for a particular layout.
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+      Use `/api/options/storageControllerTypes?provisionTypeId=5` to get the list of available storage controller types for a particular provision type.
\ No newline at end of file