diff --git a/docker/coturn/CHANGELOG.md b/docker/coturn/CHANGELOG.md
index d347113..c07e431 100644
--- a/docker/coturn/CHANGELOG.md
+++ b/docker/coturn/CHANGELOG.md
@@ -4,6 +4,17 @@ Coturn TURN server Docker image changelog
 
 
 
+## [4.5.2-r13] · 2022-07-19
+[4.5.2-r13]: /../../tree/docker/4.5.2-r13
+
+### Security updated
+
+- [Alpine Linux] 3.16.1: <https://github.com/docker-library/official-images/commit/dcc1108c96213d2f8cca14c23273526913312146>
+- [Debian] "bullseye" 20220622: <https://github.com/docker-library/official-images/commit/979b8e278e5d921f1bfddf07d1ab56ab6bb9c3f9>
+
+
+
+
 ## [4.5.2-r12] · 2022-05-24
 [4.5.2-r12]: /../../tree/docker/4.5.2-r12
 
diff --git a/docker/coturn/Makefile b/docker/coturn/Makefile
index c86d7a3..2257255 100644
--- a/docker/coturn/Makefile
+++ b/docker/coturn/Makefile
@@ -21,7 +21,7 @@ COTURN_VER ?= 4.5.2
 COTURN_MIN_VER = $(strip $(shell echo $(COTURN_VER) | cut -d '.' -f1,2))
 COTURN_MAJ_VER = $(strip $(shell echo $(COTURN_VER) | cut -d '.' -f1))
 
-BUILD_REV ?= 12
+BUILD_REV ?= 13
 
 NAMESPACES := coturn \
               ghcr.io/coturn \
diff --git a/docker/coturn/README.md b/docker/coturn/README.md
index 1c9c887..8bf3e97 100644
--- a/docker/coturn/README.md
+++ b/docker/coturn/README.md
@@ -15,8 +15,8 @@ Coturn TURN server Docker image
 
 ## Supported tags and respective `Dockerfile` links
 
-- [`4.5.2-r12`, `4.5.2-r12-debian`, `4.5.2`, `4.5.2-debian`, `4.5`, `4.5-debian`, `4`, `4-debian`, `debian`, `latest`][d1]
-- [`4.5.2-r12-alpine`, `4.5.2-alpine`, `4.5-alpine`, `4-alpine`, `alpine`][d2]
+- [`4.5.2-r13`, `4.5.2-r13-debian`, `4.5.2`, `4.5.2-debian`, `4.5`, `4.5-debian`, `4`, `4-debian`, `debian`, `latest`][d1]
+- [`4.5.2-r13-alpine`, `4.5.2-alpine`, `4.5-alpine`, `4-alpine`, `alpine`][d2]