diff --git a/ReleaseNotes.md b/ReleaseNotes.md
index 5700acd302509539da54944732bde6a793f802d6..528335661d92d184e24567c45582031e58283296 100644
--- a/ReleaseNotes.md
+++ b/ReleaseNotes.md
@@ -2,8 +2,9 @@
 
 Contact: <jacques.grelet@ird.fr>
 
-## v1.50RC2 (2019-01-11)
+## v1.50RC2 (2019-01-14)
 
++ fix issue #2 undo menu enable when automatic QC is apply first, improve redo usage and menu setting
 + fix issue #12, resolve a bug with all print menus with Matlab version prior 8.4 (R2014). Menu print and Print preview are disable for these versions and saveas was replaced by screencapture function from  "undocumented Matlab" web site.
 + add version date on the main TSQGQC figure
 + fix issue #11, improve print menu