diff --git a/src/unix/displayx11.cpp b/src/unix/displayx11.cpp
index d29d9c2f65..0310f2c272 100644
--- a/src/unix/displayx11.cpp
+++ b/src/unix/displayx11.cpp
@@ -82,7 +82,7 @@ public:
 // display and display factory classes
 // ----------------------------------------------------------------------------
 
-class WXDLLEXPORT wxDisplayImplX11 : public wxDisplayImpl
+class wxDisplayImplX11 : public wxDisplayImpl
 {
 public:
     wxDisplayImplX11(unsigned n, const ScreenInfo& info)