diff --git a/include/Mw/Default.h b/include/Mw/Default.h
index d1fd521..322082b 100644
--- a/include/Mw/Default.h
+++ b/include/Mw/Default.h
@@ -87,7 +87,7 @@ MWDECL int MWAPI MwDefaultBorderWidth(MwWidget handle);
  * @brief Gets default thin border width
  * @param handle Widget
  */
-MWAPI int MwDefaultThinBorderWidth(MwWidget handle);
+MWDECL int MwDefaultThinBorderWidth(MwWidget handle);
 
 #ifdef __cplusplus
 }