diff --git a/compose_registry.json b/compose_registry.json
index 1e13158c..606ddaf6 100644
--- a/compose_registry.json
+++ b/compose_registry.json
@@ -10138,7 +10138,7 @@
     "chain": "zeus",
     "client": "thunder",
     "compose_file": "thundercore/thunder/thundercore-zeus-thunder-pruned-leveldb-hash",
-    "drpc_chain": "thundercore-testnet",
+    "drpc_chain": "thundercore",
     "features": [
       "hash",
       "leveldb"
diff --git a/thundercore/thunder/thundercore-zeus-thunder-pruned-leveldb-hash.yml b/thundercore/thunder/thundercore-zeus-thunder-pruned-leveldb-hash.yml
index 5c0059f9..f5ffd17f 100644
--- a/thundercore/thunder/thundercore-zeus-thunder-pruned-leveldb-hash.yml
+++ b/thundercore/thunder/thundercore-zeus-thunder-pruned-leveldb-hash.yml
@@ -89,7 +89,7 @@ x-upstreams:
           frameSize: 20Mb
           msgSize: 50Mb
           url: $${WS_URL}
-    chain: thundercore-testnet
+    chain: thundercore
     method-groups:
       enabled:
         - debug