diff --git a/RELEASE_NOTES.txt b/RELEASE_NOTES.txt
index 73af9e0a99327b60acf8121e6390a345d1bd9580..6295574caa5f47affad330a197a5921e29ffb2fb 100644
--- a/RELEASE_NOTES.txt
+++ b/RELEASE_NOTES.txt
@@ -1,3 +1,13 @@
+OTB-v.4.2.1 - Changes since version 4.2.0 (2014/09/19)
+--------------------------------------------------------
+
+* Bug fixed:
+  * OTB-lib:
+    * 0000973: Include directories in the wrong order
+    * 0000764: otbcli_ComputeImagesStatistics doesn't error check output file location
+    * other minor fix
+
+
 OTB-v.4.2.0 - Changes since version 4.0 (2014/09/04)
 --------------------------------------------------------