diff --git a/CHANGELOG.md b/CHANGELOG.md
index 5a7a2868..35069fd5 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -4,8 +4,9 @@ All notable changes to this project will be documented in this file.
 The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.0.0/),
 and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0.html).
 
-## [Unreleased]
+## [0.9] - 2018-10-05
 ### Added
+- update nginx to 1.15.5
 - add nginx solo support, see [sample config for nginx solo mode](config/nginx-solo-sample.conf.erb) and [README](README.md)
 - add headers-more module from https://github.com/openresty/headers-more-nginx-module
 
diff --git a/README.md b/README.md
index b910e29b..f3523bba 100644
--- a/README.md
+++ b/README.md
@@ -8,8 +8,8 @@ Some application servers (e.g. Ruby's Unicorn) halt progress when dealing with n
 
 ## Versions
 
-* Buildpack Version: 0.8
-* NGINX Version: 1.15.3
+* Buildpack Version: 0.9
+* NGINX Version: 1.15.5
 
 ## Requirements (Proxy Mode)
 
diff --git a/bin/nginx-cedar-14 b/bin/nginx-cedar-14
index b4fa37fe..67149d06 100755
Binary files a/bin/nginx-cedar-14 and b/bin/nginx-cedar-14 differ
diff --git a/bin/nginx-heroku-16 b/bin/nginx-heroku-16
index 3e57f9ce..80200e31 100755
Binary files a/bin/nginx-heroku-16 and b/bin/nginx-heroku-16 differ
diff --git a/bin/nginx-heroku-18 b/bin/nginx-heroku-18
index 5b42c0f2..33f3e267 100644
Binary files a/bin/nginx-heroku-18 and b/bin/nginx-heroku-18 differ
diff --git a/scripts/build_nginx b/scripts/build_nginx
index 698456a6..f4f81bd2 100755
--- a/scripts/build_nginx
+++ b/scripts/build_nginx
@@ -10,7 +10,7 @@
 # Once the dyno has is 'up' you can open your browser and navigate
 # this dyno's directory structure to download the nginx binary.
 
-NGINX_VERSION=${NGINX_VERSION-1.15.3}
+NGINX_VERSION=${NGINX_VERSION-1.15.5}
 PCRE_VERSION=${PCRE_VERSION-8.42}
 ZLIB_VERSION=${ZLIB_VERSION-1.2.11}
 HEADERS_MORE_VERSION=${HEADERS_MORE_VERSION-0.33}