diff --git a/CHANGELOG.md b/CHANGELOG.md
index ce10ec7a..d33a4645 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -5,6 +5,11 @@ This project adheres to [Semantic Versioning](http://semver.org/).
 
 ## [Unreleased]
 
+## [1.1.8] - 2020-04-03
+
+### Changed
+- Support Kubernetes 1.17 (#85).
+
 ## [1.1.7] - 2019-12-18
 
 ### Changed
@@ -113,7 +118,8 @@ This is the first release
 
 - Implement CNI plugin, coild, coilctl and coil-controller
 
-[Unreleased]: https://github.com/cybozu-go/coil/compare/v1.1.7...HEAD
+[Unreleased]: https://github.com/cybozu-go/coil/compare/v1.1.8...HEAD
+[1.1.8]: https://github.com/cybozu-go/coil/compare/v1.1.7...v1.1.8
 [1.1.7]: https://github.com/cybozu-go/coil/compare/v1.1.6...v1.1.7
 [1.1.6]: https://github.com/cybozu-go/coil/compare/v1.1.5...v1.1.6
 [1.1.5]: https://github.com/cybozu-go/coil/compare/v1.1.4...v1.1.5
diff --git a/version.go b/version.go
index c9cd976f..0436627a 100644
--- a/version.go
+++ b/version.go
@@ -1,4 +1,4 @@
 package coil
 
 // Version represents the version of coil
-const Version = "1.1.7"
+const Version = "1.1.8"