1 files changed, 2 insertions, 2 deletions
diff --git a/basegfx/inc/basegfx/tuple/b3ituple.hxx b/basegfx/inc/basegfx/tuple/b3ituple.hxx
index 644ae07b6545..4de03f5f1227 100644
--- a/basegfx/inc/basegfx/tuple/b3ituple.hxx
+++ b/basegfx/inc/basegfx/tuple/b3ituple.hxx
@@ -30,7 +30,7 @@
 
 #include <sal/types.h>
 #include <basegfx/tuple/b3dtuple.hxx>
-
+#include <basegfx/basegfxdllapi.h>
 
 namespace basegfx
 {
@@ -42,7 +42,7 @@ namespace basegfx
         @derive Use this class to implement Points or Vectors
         which are based on three sal_Int32 values
     */
-    class B3ITuple
+    class BASEGFX_DLLPUBLIC B3ITuple
     {
     protected:
         sal_Int32                                       mnX;