diff --git a/wallet/v1/msg.proto b/wallet/v1/msg.proto
index cbf60d3..17156a4 100644
--- a/wallet/v1/msg.proto
+++ b/wallet/v1/msg.proto
@@ -377,3 +377,11 @@ message RedeemTokenRes {
 message RedeemTokenResList {
   repeated RedeemTokenRes list = 1;
 }
+
+message GetPublicKeyByNationalIDReq {
+  string national_id = 1;
+}
+
+message GetPublicKeyByNationalIDRes {
+  string pub_key = 1;
+}
\ No newline at end of file
diff --git a/wallet/v1/srv.proto b/wallet/v1/srv.proto
index 340d497..a352673 100644
--- a/wallet/v1/srv.proto
+++ b/wallet/v1/srv.proto
@@ -39,4 +39,6 @@ service WalletService {
   rpc CalculateRedeemToken(RedeemTokenReq) returns (CalculateRedeemTokenRes);
   rpc RedeemToken(RedeemTokenReq) returns (base.v1.StatusRes);
   rpc RedeemTokenList(auth.v1.ReqWithIAMAndParams) returns (RedeemTokenResList);
+
+  rpc GetPublicKeyByNationalID(GetPublicKeyByNationalIDReq) returns (GetPublicKeyByNationalIDRes);
 }