diff --git a/modules/juce_gui_basics/native/juce_linux_X11_Windowing.cpp b/modules/juce_gui_basics/native/juce_linux_X11_Windowing.cpp
index 670c1de17a..30367b17c9 100644
--- a/modules/juce_gui_basics/native/juce_linux_X11_Windowing.cpp
+++ b/modules/juce_gui_basics/native/juce_linux_X11_Windowing.cpp
@@ -2971,8 +2971,8 @@ private:
         Atom netHints [2];
 
         if (styleFlags & windowIsTemporary)
-            netHints [0] = Atoms::getIfExists ("_NET_WM_WINDOW_TYPE_TOOLTIP");
-        else if ((styleFlags & windowHasDropShadow) == 0 && Desktop::canUseSemiTransparentWindows()))
+            netHints [0] = Atoms::getIfExists (display, "_NET_WM_WINDOW_TYPE_TOOLTIP");
+        else if ((styleFlags & windowHasDropShadow) == 0 && Desktop::canUseSemiTransparentWindows())
             netHints [0] = Atoms::getIfExists (display, "_NET_WM_WINDOW_TYPE_COMBO");
         else
             netHints [0] = Atoms::getIfExists (display, "_NET_WM_WINDOW_TYPE_NORMAL");