diff --git a/subduction/interface/gmm-tree.json b/subduction/interface/gmm-tree.json
index 40f19b731200ff6bc55025d48830fefe029d22e3..32b544c189dfe381b501ce037522c931fa1bcdb7 100644
--- a/subduction/interface/gmm-tree.json
+++ b/subduction/interface/gmm-tree.json
@@ -1,8 +1,8 @@
 [
-  { "id": "AG_20_GLOBAL_INTERFACE", "weight": 0.16667 },
-  { "id": "AG_20_GLOBAL_INTERFACE_AK_BIAS_CORR", "weight": 0.16666 },
-  { "id": "KBCG_20_GLOBAL_INTERFACE", "weight": 0.16667 },
-  { "id": "KBCG_20_GLOBAL_INTERFACE_AK_BIAS_CORR", "weight": 0.16667 },
-  { "id": "PSBAH_20_ALASKA_INTERFACE", "weight": 0.16667 },
-  { "id": "PSBAH_20_ALASKA_INTERFACE_AK_BIAS_CORR", "weight": 0.16666 }
+  { "id": "AG_20_GLOBAL_INTERFACE", "weight": 0.1666 },
+  { "id": "AG_20_GLOBAL_INTERFACE_AK_BIAS_CORR", "weight": 0.1667 },
+  { "id": "KBCG_20_GLOBAL_INTERFACE", "weight": 0.1666 },
+  { "id": "KBCG_20_GLOBAL_INTERFACE_AK_BIAS_CORR", "weight": 0.1667 },
+  { "id": "PSBAH_20_ALASKA_INTERFACE", "weight": 0.1667 },
+  { "id": "PSBAH_20_ALASKA_INTERFACE_AK_BIAS_CORR", "weight": 0.1667 }
 ]