diff --git a/doc/rest-api.yaml b/doc/rest-api.yaml
index d5ca08348dc5..87462281894a 100644
--- a/doc/rest-api.yaml
+++ b/doc/rest-api.yaml
@@ -6129,6 +6129,16 @@ definitions:
                 x-go-name: Type
         type: object
         x-go-package: github.com/canonical/lxd/shared/api
+    VMMount:
+        properties:
+            target_path:
+                description: Absolute path of the target mount directory inside the VM.
+                example: /opt
+                type: string
+                x-go-name: TargetPath
+        title: VMMount represents an existing mount directory inside a VM.
+        type: object
+        x-go-package: github.com/canonical/lxd/shared/api
     Warning:
         properties:
             count: