diff --git a/model-info.json b/model-info.json
index 40faf12f3a6ae5e9a6ec20a137cc7b65c55a962e..eeb15b1fb6ec35bbf19ffdda3c09764f312057f2 100644
--- a/model-info.json
+++ b/model-info.json
@@ -1,7 +1,7 @@
 {
   "name": "NSHM Conterminous U.S. 2018",
   "site-class-vs30": {
-    "AB": 1500,
+    "A": 1500,
     "B": 1080,
     "BC": 760,
     "C": 530,
diff --git a/subduction/interface/gmm-tree.json b/subduction/interface/gmm-tree.json
index 840daa539cd184657ad66e935206a752e021e607..516acca24b92e353cbfaf710cfb9eca19ffab348 100644
--- a/subduction/interface/gmm-tree.json
+++ b/subduction/interface/gmm-tree.json
@@ -1,5 +1,5 @@
 [
-  { "id": "AM_09_INTERFACE_BASIN", "weight": 0.3333 },
+  { "id": "AM_09_INTERFACE_BASIN_CONUS_2018", "weight": 0.3333 },
   { "id": "BCHYDRO_12_INTERFACE_BASIN", "weight": 0.3334 },
   { "id": "ZHAO_06_INTERFACE_BASIN", "weight": 0.3333 }
 ]