diff --git a/docker/tileserver.dockerfile b/docker/tileserver.dockerfile
index bff69d5a..2f2d0570 100644
--- a/docker/tileserver.dockerfile
+++ b/docker/tileserver.dockerfile
@@ -27,7 +27,7 @@ RUN --mount=type=cache,target=/var/cache/apt,id=apt_$TARGETARCH --mount=type=tmp
     libpcre3=2:8.39-15build1 \
     # renovate: srcname=libmemcached
     libmemcached11t64=1.1.4-1.1build3 \
-    tzdata=2024a-3ubuntu1.1 \
+    tzdata=2025b-0ubuntu0.24.04 \
     ca-certificates=20240203 \
     # renovate: srcname=libzstd
     zstd=1.5.5+dfsg2-2build1.1