diff --git a/libserial/serial.cpp b/libserial/serial.cpp
index d10474c..fa8aa6b 100644
--- a/libserial/serial.cpp
+++ b/libserial/serial.cpp
@@ -36,7 +36,7 @@ public:
         port_->open(port_name_, ec_);
         if (!port_->is_open()) {
             std::memset(error_, 0x0, 1024);
-            // std::snprintf(error_, 1024, "%s", ec_);
+            std::snprintf(error_, 1024, "%s", ec_.message().c_str());
             return ec_.value();
         }
         port_->set_option(baud_rate_, ec_);