diff --git a/HISTORY.md b/HISTORY.md
index f2476b8f1..a6f58d16a 100644
--- a/HISTORY.md
+++ b/HISTORY.md
@@ -1,5 +1,7 @@
 # Rocksdb Change Log
 ## Unreleased
+
+## 4.5.0 (2/5/2016)
 ### Public API Changes
 * Add a new perf context level between kEnableCount and kEnableTime. Level 2 now doesn't include timers for mutexes.
 * Statistics of mutex operation durations will not be measured by default. If you want to have them enabled, you need to set Statistics::stats_level_ to kAll.
diff --git a/include/rocksdb/version.h b/include/rocksdb/version.h
index d8e93db42..9f55c0070 100644
--- a/include/rocksdb/version.h
+++ b/include/rocksdb/version.h
@@ -5,7 +5,7 @@
 #pragma once
 
 #define ROCKSDB_MAJOR 4
-#define ROCKSDB_MINOR 4
+#define ROCKSDB_MINOR 5
 #define ROCKSDB_PATCH 0
 
 // Do not use these. We made the mistake of declaring macros starting with