diff --git a/Sources/OpenVPNAdapter/OpenVPNAdapter.mm b/Sources/OpenVPNAdapter/OpenVPNAdapter.mm
index e49cdd8..83fd534 100644
--- a/Sources/OpenVPNAdapter/OpenVPNAdapter.mm
+++ b/Sources/OpenVPNAdapter/OpenVPNAdapter.mm
@@ -48,8 +48,7 @@
 #pragma mark - OpenVPNClient Lifecycle
 
 - (OpenVPNProperties *)applyConfiguration:(OpenVPNConfiguration *)configuration error:(NSError * __autoreleasing *)error {
-    ClientAPI::Config *config = new ClientAPI::Config(configuration.config);
-    ClientAPI::EvalConfig eval = self.vpnClient->apply_config(config);
+    ClientAPI::EvalConfig eval = self.vpnClient->apply_config(configuration.config);
     
     if (eval.error) {
         if (error) {
diff --git a/Sources/OpenVPNAdapter/OpenVPNClient.h b/Sources/OpenVPNAdapter/OpenVPNClient.h
index 999b38f..7f539ab 100644
--- a/Sources/OpenVPNAdapter/OpenVPNClient.h
+++ b/Sources/OpenVPNAdapter/OpenVPNClient.h
@@ -63,7 +63,7 @@ public:
     OpenVPNClient(id<OpenVPNClientDelegate> _Nonnull delegate);
     ~OpenVPNClient();
     
-    ClientAPI::EvalConfig apply_config(ClientAPI::Config* _Nonnull config);
+    ClientAPI::EvalConfig apply_config(const ClientAPI::Config& config);
     
     bool tun_builder_new() override;
     
diff --git a/Sources/OpenVPNAdapter/OpenVPNClient.mm b/Sources/OpenVPNAdapter/OpenVPNClient.mm
index 8843bdc..11b35c3 100644
--- a/Sources/OpenVPNAdapter/OpenVPNClient.mm
+++ b/Sources/OpenVPNAdapter/OpenVPNClient.mm
@@ -24,11 +24,11 @@ OpenVPNClient::~OpenVPNClient() {
     if (this->config != nullptr) { delete this->config; }
 }
 
-ClientAPI::EvalConfig OpenVPNClient::apply_config(ClientAPI::Config* _Nonnull config) {
+ClientAPI::EvalConfig OpenVPNClient::apply_config(const ClientAPI::Config& config) {
     if (this->config != nullptr) { delete this->config; }
-    this->config = config;
+    this->config = new ClientAPI::Config(config);
     
-    return eval_config(*config);
+    return eval_config(config);
 }
 
 bool OpenVPNClient::tun_builder_new() {