diff --git a/openapi.yaml b/openapi.yaml
index bf1ae7422..ec2d48637 100644
--- a/openapi.yaml
+++ b/openapi.yaml
@@ -6364,6 +6364,14 @@ components:
           type: integer
           format: int64
           description: Size of the asset in bytes
+        width:
+          type: integer
+          nullable: true
+          description: "Original image width in pixels. Null for non-image assets or assets ingested before dimension extraction."
+        height:
+          type: integer
+          nullable: true
+          description: "Original image height in pixels. Null for non-image assets or assets ingested before dimension extraction."
         mime_type:
           type: string
           description: MIME type of the asset