diff --git a/Changelog.md b/Changelog.md
index 1289fbf4..00bd0ff2 100644
--- a/Changelog.md
+++ b/Changelog.md
@@ -5,6 +5,7 @@ https://gitlab.com/gitlab-org/gitlab-ce/blob/master/CHANGELOG.md) for the list o
 
 **12.0.0**
 - gitlab: upgrade CE to v12.0.0
+- Update gitaly to 1.47.0
 
 **11.11.3**
 - gitlab: upgrade CE to v11.11.3
diff --git a/Dockerfile b/Dockerfile
index 55a276ce..497844d1 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -10,7 +10,7 @@ ENV GITLAB_VERSION=${VERSION} \
     GITLAB_SHELL_VERSION=9.1.0 \
     GITLAB_WORKHORSE_VERSION=8.7.0 \
     GITLAB_PAGES_VERSION=1.5.0 \
-    GITALY_SERVER_VERSION=1.42.4 \
+    GITALY_SERVER_VERSION=1.47.0 \
     GITLAB_USER="git" \
     GITLAB_HOME="/home/git" \
     GITLAB_LOG_DIR="/var/log/gitlab" \