diff --git a/senseApis/xcbXorg/xcbXorg.cpp b/senseApis/xcbXorg/xcbXorg.cpp
index 79841d3..052be38 100644
--- a/senseApis/xcbXorg/xcbXorg.cpp
+++ b/senseApis/xcbXorg/xcbXorg.cpp
@@ -38,10 +38,11 @@ struct XcbConnection
         , connectionIdentifier(id)
         , refCount(0)
     {
-        // Convert display number to X display string format (e.g., ":0")
-        std::string displayString = ":" + std::to_string(id.display);
-        int screenNum;
+        // Convert to X display string format (e.g., ":0.1")
+        std::string displayString = ":" + std::to_string(id.display)
+            + "." + std::to_string(id.screen);
 
+        int screenNum;
         connection.reset(xcb_connect(displayString.c_str(), &screenNum));
         if (xcb_connection_has_error(connection.get()))
         {