diff --git a/src/main/resources/walt-default.yaml b/src/main/resources/walt-default.yaml
index 9183b8e..9641e37 100644
--- a/src/main/resources/walt-default.yaml
+++ b/src/main/resources/walt-default.yaml
@@ -46,5 +46,7 @@ apiKeys:
   nftstorage: "eyJhbGciOiJIUzI1NiIsInR5cCI6IkpXVCJ9.eyJzdWIiOiJkaWQ6ZXRocjoweDYwNDNEYThENjU2RTU3NTg2ZDk3MkM1ZDM5RUNENzI1NTNCM2Q1NjAiLCJpc3MiOiJuZnQtc3RvcmFnZSIsImlhdCI6MTY1NDYxNTQ2NjIwNCwibmFtZSI6Ik5GVCBLSVQifQ.PkMJpU3aJMQXqzq1nPnHJcWJR-32as3bQed3GBszMdg
 "
   subscan: ""
+  shimmerBlockExplorer: ""
+
 tezosBackendServer: "http://localhost:4000"
 
diff --git a/walt.yml b/walt.yml
index 6a1eaf2..25d06ef 100644
--- a/walt.yml
+++ b/walt.yml
@@ -45,6 +45,8 @@ apiKeys:
     nftstorage: "eyJhbGciOiJIUzI1NiIsInR5cCI6IkpXVCJ9.eyJzdWIiOiJkaWQ6ZXRocjoweDYwNDNEYThENjU2RTU3NTg2ZDk3MkM1ZDM5RUNENzI1NTNCM2Q1NjAiLCJpc3MiOiJuZnQtc3RvcmFnZSIsImlhdCI6MTY1NDYxNTQ2NjIwNCwibmFtZSI6Ik5GVCBLSVQifQ.PkMJpU3aJMQXqzq1nPnHJcWJR-32as3bQed3GBszMdg
 "
     subscan: ""
+    shimmerBlockExplorer: ""
+
 
 tezosBackendServer: "http://localhost:3000"