diff --git a/src/el/nimbus-eth1/nimbus_launcher.star b/src/el/nimbus-eth1/nimbus_launcher.star
index 896dc51e6..20b5ec3f4 100644
--- a/src/el/nimbus-eth1/nimbus_launcher.star
+++ b/src/el/nimbus-eth1/nimbus_launcher.star
@@ -189,9 +189,9 @@ def get_config(
         "--http-port={0}".format(WS_RPC_PORT_NUM),
         "--http-address=0.0.0.0",
         "--rpc",
-        "--rpc-api=eth,debug,exp",
+        "--rpc-api=eth,debug",
         "--ws",
-        "--ws-api=eth,debug,exp",
+        "--ws-api=eth,debug",
         "--engine-api",
         "--engine-api-address=0.0.0.0",
         "--engine-api-port={0}".format(ENGINE_RPC_PORT_NUM),