diff --git a/proto/sgx/brain.proto b/proto/sgx/brain.proto
index 96098ed..b291e04 100644
--- a/proto/sgx/brain.proto
+++ b/proto/sgx/brain.proto
@@ -52,6 +52,7 @@ message MappedPort {
 
 message DelAppReq {
   string uuid= 1;
+  string admin_pubkey = 2;
 }
 
 message ListAppContractsReq {
diff --git a/src/sgx/types/brain.rs b/src/sgx/types/brain.rs
index a3d7135..da1a4cd 100644
--- a/src/sgx/types/brain.rs
+++ b/src/sgx/types/brain.rs
@@ -40,7 +40,9 @@ pub struct AppDeployConfig {
     #[serde(default)]
     pub admin_pubkey: String,
     pub node_pubkey: String,
+    #[serde(default)]
     pub price_per_unit: u64,
+    #[serde(default)]
     pub locked_nano: u64,
 }