diff --git a/include/osgUI/Export b/include/osgUI/Export
index 28c194206..2f9bc9715 100644
--- a/include/osgUI/Export
+++ b/include/osgUI/Export
@@ -31,7 +31,7 @@
 #if defined(_MSC_VER) || defined(__CYGWIN__) || defined(__MINGW32__) || defined( __BCPLUSPLUS__) || defined( __MWERKS__)
     #  if defined( OSG_LIBRARY_STATIC )
         #    define OSGUI_EXPORT
-        #  elif defined( OSGVIEWER_LIBRARY )
+        #  elif defined( OSGUI_LIBRARY )
         #    define OSGUI_EXPORT   __declspec(dllexport)
         #  else
         #    define OSGUI_EXPORT   __declspec(dllimport)
diff --git a/src/osgUI/CMakeLists.txt b/src/osgUI/CMakeLists.txt
index f081a7157..a035dfe59 100644
--- a/src/osgUI/CMakeLists.txt
+++ b/src/osgUI/CMakeLists.txt
@@ -1,6 +1,6 @@
 
 IF   (DYNAMIC_OPENSCENEGRAPH)
-    ADD_DEFINITIONS(-DOSGGA_LIBRARY)
+    ADD_DEFINITIONS(-DOSGUI_LIBRARY)
 ELSE (DYNAMIC_OPENSCENEGRAPH)
     ADD_DEFINITIONS(-DOSG_LIBRARY_STATIC)
 ENDIF(DYNAMIC_OPENSCENEGRAPH)