diff --git a/CMakeLists.txt b/CMakeLists.txt
index 2d38d9787c..5363c30143 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -27,7 +27,7 @@ PROJECT(h2o)
 SET(VERSION_MAJOR "2")
 SET(VERSION_MINOR "2")
 SET(VERSION_PATCH "0")
-SET(VERSION_PRERELEASE "-beta3")
+SET(VERSION_PRERELEASE "")
 SET(VERSION "${VERSION_MAJOR}.${VERSION_MINOR}.${VERSION_PATCH}${VERSION_PRERELEASE}")
 SET(LIBRARY_VERSION_MAJOR "0")
 SET(LIBRARY_VERSION_MINOR "13")
diff --git a/Changes b/Changes
index db6705014f..16574c848b 100644
--- a/Changes
+++ b/Changes
@@ -1,6 +1,6 @@
 Revision history for H2O.
 
-2.2.0 TBD
+2.2.0 2017-04-05 02:18:00+0000
 	- [core] add `crash-handler.wait-pipe-close` parameter #1092 (Frederik Deweerdt)
 	- [core] introduce an option to bypass the `server` header sent from upstream #1226 (Frederik Deweerdt)
 	- [core] apply global- and host-level configuration to requests not applicable to any of the path-level configurations #1231 (Kazuho Oku)
diff --git a/include/h2o/version.h b/include/h2o/version.h
index cf01401a98..73e3f89ec6 100644
--- a/include/h2o/version.h
+++ b/include/h2o/version.h
@@ -22,7 +22,7 @@
 #ifndef h2o__version_h
 #define h2o__version_h
 
-#define H2O_VERSION "2.2.0-beta3"
+#define H2O_VERSION "2.2.0"
 
 #define H2O_VERSION_MAJOR 2
 #define H2O_VERSION_MINOR 2