diff --git a/third-party/realdds/src/dds-network-adapter-watcher.cpp b/third-party/realdds/src/dds-network-adapter-watcher.cpp
index 5a6ba90e72..8f62b25043 100644
--- a/third-party/realdds/src/dds-network-adapter-watcher.cpp
+++ b/third-party/realdds/src/dds-network-adapter-watcher.cpp
@@ -60,7 +60,6 @@ class network_adapter_watcher_singleton
                                 if( new_ips.size() || old_ips.size() )
                                     callbacks.raise( new_ips, old_ips );
                             }
-                            _th.detach();  // so it's not joinable
                             LOG_DEBUG( "done waiting for IP changes" );
                         } );
                 }
@@ -72,15 +71,8 @@ class network_adapter_watcher_singleton
     ~network_adapter_watcher_singleton()
     {
         _adapter_watcher.reset();  // signal the thread to finish
-        try 
-        {
-            if (_th.joinable())
-                _th.join();
-        }
-        catch (std::system_error& e)
-        {
-            LOG_ERROR("Network adapter watcher termination failed: " << e.what());
-        }
+        if (_th.joinable())
+            _th.join();
     }
 
     void update_ips( ip_set * p_new_ips = nullptr, ip_set * p_old_ips = nullptr )