diff --git a/HISTORY.md b/HISTORY.md
index 81f5080bd..340d02e63 100644
--- a/HISTORY.md
+++ b/HISTORY.md
@@ -1,5 +1,5 @@
 # Rocksdb Change Log
-## Unreleased
+## 5.1.0 (01/13/2016)
 ### Public API Change
 * Support dynamically change `delete_obsolete_files_period_micros` option via SetDBOptions().
 * Added EventListener::OnExternalFileIngested which will be called when IngestExternalFile() add a file successfully.
diff --git a/include/rocksdb/version.h b/include/rocksdb/version.h
index 7a64eedec..237b7c31e 100644
--- a/include/rocksdb/version.h
+++ b/include/rocksdb/version.h
@@ -5,7 +5,7 @@
 #pragma once
 
 #define ROCKSDB_MAJOR 5
-#define ROCKSDB_MINOR 0
+#define ROCKSDB_MINOR 1
 #define ROCKSDB_PATCH 0
 
 // Do not use these. We made the mistake of declaring macros starting with