diff --git a/va/libva.def b/va/libva.def
index 017343813..63992e18f 100644
--- a/va/libva.def
+++ b/va/libva.def
@@ -32,6 +32,7 @@ EXPORTS
     vaGetDisplayAttributes
     vaGetImage
     vaMapBuffer
+    vaMapBuffer2
     vaMaxNumDisplayAttributes
     vaMaxNumImageFormats
     vaMaxNumSubpictureFormats