diff --git a/CHANGELOG.md b/CHANGELOG.md
index f501ec0..79e8602 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -7,8 +7,11 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 
 ## [Unreleased]
 
-## [v1.17.10-2] - 2021-02-12
+## [v1.17.10-3] - 2021-02-24
+## Changed
+- Upgrade ces-confd to version 0.5.1
 
+## [v1.17.10-2] - 2021-02-12
 ## Added
 - New volume `app.conf.d` for custom configuration of additional location endpoints #38
 
diff --git a/Dockerfile b/Dockerfile
index d4c2699..374eb43 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -22,10 +22,10 @@ RUN set -x \
 FROM registry.cloudogu.com/official/base:3.10.3-2
 LABEL maintainer="sebastian.sdorra@cloudogu.com" \
       NAME="official/nginx" \
-      VERSION="1.17.10-2"
+      VERSION="1.17.10-3"
 
-ENV CES_CONFD_VERSION=0.5.0 \
-    CES_CONFD_TAR_SHA256="0f6e6dce9e2eac40319133000b5fce873009adfb459b7cfd43bfe4ed4096518b" \
+ENV CES_CONFD_VERSION=0.5.1 \
+    CES_CONFD_TAR_SHA256="f8776bc473beeacda8ff502861906bb9ab6eeda365513290116697cc6f68eee8" \
     WARP_MENU_VERSION=1.0.4 \
     WARP_MENU_TAR_SHA256="a5428b2adc1973724b0da93a0e67b06d2e9566c026733e20b4e39573a6148cd1" \
     CES_ABOUT_VERSION=0.2.2 \
diff --git a/dogu.json b/dogu.json
index 956414f..665d2b0 100644
--- a/dogu.json
+++ b/dogu.json
@@ -1,6 +1,6 @@
 {
   "Name": "official/nginx",
-  "Version": "1.17.10-2",
+  "Version": "1.17.10-3",
   "DisplayName": "Nginx",
   "Description": "Nginx WebServer.",
   "Logo": "https://cloudogu.com/images/dogus/nginx.png",