diff --git a/src/core/atomicdex/api/kdf/rpc_v2/rpc2.withdraw.cpp b/src/core/atomicdex/api/kdf/rpc_v2/rpc2.withdraw.cpp
index d0a9d1a34..30d65e064 100644
--- a/src/core/atomicdex/api/kdf/rpc_v2/rpc2.withdraw.cpp
+++ b/src/core/atomicdex/api/kdf/rpc_v2/rpc2.withdraw.cpp
@@ -46,9 +46,12 @@ namespace atomic_dex::kdf
         obj["params"]["amount"] = cfg.amount;
         obj["params"]["to"]     = cfg.to;
         obj["params"]["max"]    = cfg.max;
-        if (cfg.memo.has_value())
+        if (cfg.ibc_source_channel.has_value())
         {
-            obj["params"]["ibc_source_channel"] = cfg.ibc_source_channel.value();
+            if (cfg.ibc_source_channel.value() != "")
+            {
+                obj["params"]["ibc_source_channel"] = cfg.ibc_source_channel.value();
+            }
         }
         if (cfg.memo.has_value())
         {
diff --git a/src/core/atomicdex/api/kdf/rpc_v2/rpc2.withdraw.hpp b/src/core/atomicdex/api/kdf/rpc_v2/rpc2.withdraw.hpp
index d3e747b4c..4ff33b0eb 100644
--- a/src/core/atomicdex/api/kdf/rpc_v2/rpc2.withdraw.hpp
+++ b/src/core/atomicdex/api/kdf/rpc_v2/rpc2.withdraw.hpp
@@ -26,11 +26,11 @@ namespace atomic_dex::kdf
     struct withdraw_request
     {
         std::string                  coin;
-        std::string                  to;                 ///< coins will be withdraw to this address
-        std::string                  amount;             ///< ignored if max is true
-        std::optional<withdraw_fees> fees{std::nullopt}; ///< ignored if std::nullopt
-        std::optional<std::string>   memo;               ///< memo for tendermint
-        std::optional<std::string>   ibc_source_channel; ///< ibc_source_channel for tendermint
+        std::string                  to;                     ///< coins will be withdraw to this address
+        std::string                  amount;                 ///< ignored if max is true
+        std::optional<withdraw_fees> fees{std::nullopt};     ///< ignored if std::nullopt
+        std::optional<std::string>   memo{""};               ///< memo for tendermint
+        std::optional<std::string>   ibc_source_channel{""}; ///< ibc_source_channel for tendermint
         bool                         max{false};
     };