diff --git a/ChangeLog b/ChangeLog
index feb7c9e9b..a37b0e476 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,12 @@
+2014.02.28, Version 0.11.21 (Unstable)
+
+Changes since version 0.11.20:
+
+* unix: fix uv_fs_write when using an empty buffer (Saúl Ibarra Corretgé)
+
+* unix, windows: add assertion in uv_loop_delete (Saúl Ibarra Corretgé)
+
+
 2014.02.27, Version 0.11.20 (Unstable), 88355e081b51c69ee1e2b6b0015a4e3d38bd0579
 
 Changes since version 0.11.19:
diff --git a/include/uv-version.h b/include/uv-version.h
index 6bfc6019b..e48082fbb 100644
--- a/include/uv-version.h
+++ b/include/uv-version.h
@@ -33,6 +33,6 @@
 #define UV_VERSION_MAJOR 0
 #define UV_VERSION_MINOR 11
 #define UV_VERSION_PATCH 21
-#define UV_VERSION_IS_RELEASE 0
+#define UV_VERSION_IS_RELEASE 1
 
 #endif /* UV_VERSION_H */