diff --git a/include/ylt/coro_io/ibverbs/ib_device.hpp b/include/ylt/coro_io/ibverbs/ib_device.hpp
index f91c9a64f..0d851932b 100644
--- a/include/ylt/coro_io/ibverbs/ib_device.hpp
+++ b/include/ylt/coro_io/ibverbs/ib_device.hpp
@@ -279,7 +279,7 @@ class ib_device_t : public std::enable_shared_from_this<ib_device_t> {
     if (gid_index_ >= 0) {
       if (auto ec = ibv_query_gid(ctx_.get(), conf.port, gid_index_, &gid_);
           ec) {
-        auto err_code = std::make_error_code(std::errc{ec});
+        auto err_code = std::make_error_code(std::errc{errno});
         ELOG_ERROR << "IBDevice failed to query port " << conf.port
                    << " of device " << name_ << " by gid_index:" << gid_index_
                    << ", error msg: " << err_code.message();
diff --git a/include/ylt/coro_io/ibverbs/ib_socket.hpp b/include/ylt/coro_io/ibverbs/ib_socket.hpp
index 41b97d45a..96bec8329 100644
--- a/include/ylt/coro_io/ibverbs/ib_socket.hpp
+++ b/include/ylt/coro_io/ibverbs/ib_socket.hpp
@@ -996,7 +996,7 @@ class ib_socket_t {
     int flags =
         IBV_QP_STATE | IBV_QP_PKEY_INDEX | IBV_QP_PORT | IBV_QP_ACCESS_FLAGS;
     if (auto ec = ibv_modify_qp(state_->qp_.get(), &attr, flags); ec) {
-      auto err_code = std::make_error_code(std::errc{ec});
+      auto err_code = std::make_error_code(std::errc{errno});
       ELOG_ERROR << "modify qp to init failed: " << err_code.message()
                  << ", QP=" << state_->qp_->qp_num;
       throw std::system_error(err_code);
@@ -1029,7 +1029,7 @@ class ib_socket_t {
                 IBV_QP_RQ_PSN | IBV_QP_MAX_DEST_RD_ATOMIC |
                 IBV_QP_MIN_RNR_TIMER;
     if (auto ec = ibv_modify_qp(state_->qp_.get(), &attr, flags); ec) {
-      auto err_code = std::make_error_code(std::errc{ec});
+      auto err_code = std::make_error_code(std::errc{errno});
       ELOG_ERROR << "modify qp to rtr failed: " << err_code.message()
                  << ", QP=" << state_->qp_->qp_num;
       throw std::system_error(err_code);
@@ -1047,7 +1047,7 @@ class ib_socket_t {
     int flags = IBV_QP_STATE | IBV_QP_TIMEOUT | IBV_QP_RETRY_CNT |
                 IBV_QP_RNR_RETRY | IBV_QP_SQ_PSN | IBV_QP_MAX_QP_RD_ATOMIC;
     if (auto ec = ibv_modify_qp(state_->qp_.get(), &attr, flags); ec != 0) {
-      auto err_code = std::make_error_code(std::errc{ec});
+      auto err_code = std::make_error_code(std::errc{errno});
       ELOG_ERROR << "modify qp to rts failed: " << err_code.message()
                  << ", QP=" << state_->qp_->qp_num;
       throw std::system_error(err_code);