diff --git a/test/sample_code.cpp b/test/sample_code.cpp
index c94fb78..bb34419 100644
--- a/test/sample_code.cpp
+++ b/test/sample_code.cpp
@@ -22,13 +22,13 @@ int main(int argc, const char* argv[]) {
   // create a wallet from a mnemonic phrase
   string mnemonic = "hefty value later extra artistic firm radar yodel talent future fungal nutshell because sanity awesome nail unjustly rage unafraid cedar delayed thumbs comb custom sanity";
   monero_wallet* wallet_restored = monero_wallet_core::create_wallet_from_mnemonic(
-      "MyWalletRestored",                               // wallet path and name
-      "supersecretpassword123",                         // wallet password
-      monero_network_type::STAGENET,                    // network type
-      mnemonic,                                         // mnemonic phrase
-      monero_rpc_connection("http://localhost:38081"),  // daemon connection
-      380104,                                           // restore height
-      ""                                                // seed offset
+      "MyWalletRestored",                                       // wallet path and name
+      "supersecretpassword123",                                 // wallet password
+      monero_network_type::STAGENET,                            // network type
+      mnemonic,                                                 // mnemonic phrase
+      monero_rpc_connection(string("http://localhost:38081")),  // daemon connection
+      380104,                                                   // restore height
+      ""                                                        // seed offset
   );
 
   // synchronize the wallet and receive progress notifications
@@ -70,10 +70,10 @@ int main(int argc, const char* argv[]) {
 
   // create and sync a new wallet with a random mnemonic phrase
   monero_wallet* wallet_random = monero_wallet_core::create_wallet_random(
-      "MyWalletRandom",                                 // wallet path and name
-      "supersecretpassword123",                         // wallet password
-      monero_network_type::STAGENET,                    // network type
-      monero_rpc_connection("http://localhost:38081"),  // daemon connection
+      "MyWalletRandom",                                         // wallet path and name
+      "supersecretpassword123",                                 // wallet password
+      monero_network_type::STAGENET,                            // network type
+      monero_rpc_connection(string("http://localhost:38081")),  // daemon connection
       "English"
   );
   wallet_random->sync();