diff --git a/linphone/oRTP/build/win32native/ortp.def b/linphone/oRTP/build/win32native/ortp.def
index aa79f22b0..0f6ee136f 100755
--- a/linphone/oRTP/build/win32native/ortp.def
+++ b/linphone/oRTP/build/win32native/ortp.def
@@ -139,6 +139,8 @@ EXPORTS
     stunTest
     stunOpenSocket
     stunOpenSocketPair
+    stunCalculateIntegrity_shortterm    
+    stunCalculateIntegrity_longterm
     
     getWinSocketError