diff --git a/static/adapter/appnexus/opts.json b/static/adapter/appnexus/opts.json
index 476e6931bc2..3ea849735de 100644
--- a/static/adapter/appnexus/opts.json
+++ b/static/adapter/appnexus/opts.json
@@ -19,8 +19,8 @@
     "18": "IAB13-6",
     "19": "IAB18-4",
     "20": "IAB1-5",
-    "22": "IAB19-28",
     "21": "IAB1-6",
+    "22": "IAB19-28",
     "23": "IAB19-13",
     "24": "IAB22-2",
     "25": "IAB3-9",