diff --git a/RELEASE_NOTES b/RELEASE_NOTES
index 0441d0d04..2c3cbcdfe 100644
--- a/RELEASE_NOTES
+++ b/RELEASE_NOTES
@@ -3,7 +3,7 @@
 
 This file contains ns-3 release notes (most recent releases first).
 
-Release 3.1 (2008/06/30 tentatively)
+Release 3.1 (2008/06/30)
 ========================
 First supported ns-3 release.