diff --git a/target/web/Dockerfile b/target/web/Dockerfile
index 52b90a4b..c699bdb5 100644
--- a/target/web/Dockerfile
+++ b/target/web/Dockerfile
@@ -79,7 +79,7 @@ RUN --mount=type=cache,target=/root/.composer \
 
 FROM composer AS admin-builder
 
-ARG ADMIN_VER=5.17.3 # renovate: depName=jeboehm/mailserver-admin
+ARG ADMIN_VER=5.17.5 # renovate: depName=jeboehm/mailserver-admin
 WORKDIR /opt/admin
 RUN curl -sSLf \
         -o /tmp/admin.tar.gz \