diff --git a/merkle-tree/config/default.js b/merkle-tree/config/default.js
index 6f10b56..3d05968 100644
--- a/merkle-tree/config/default.js
+++ b/merkle-tree/config/default.js
@@ -60,7 +60,7 @@ module.exports = {
   // contracts to filter:
   contracts: {
     // contract name:
-    AssignShield: {
+    default: {
       treeHeight: 32,
       events: {
         // filter for the following event names:
@@ -74,7 +74,7 @@ module.exports = {
         },
       },
     },
-    AssignApiShield: {
+    AssignShield: {
       treeHeight: 32,
       events: {
         // filter for the following event names: