diff --git a/docker/Dockerfile b/docker/Dockerfile
index 9b30f90..0bb93ca 100644
--- a/docker/Dockerfile
+++ b/docker/Dockerfile
@@ -92,7 +92,8 @@ RUN apk update && \
     php83-pdo_sqlite php83-ldap php83-json php83-mbstring php83-dom \
     php83-session php83-curl php83-gd php83-opcache php83-fileinfo \
     php83-iconv php83-phar php83-ctype php83-posix php83-zip php83-zlib \
-    php83-tokenizer nginx wget libsodium luajit mariadb-connector-c; \
+    php83-tokenizer nginx wget libsodium luajit mariadb-connector-c \
+    bind-tools; \
     rm -f /var/cache/apk/*
 
 ADD https://github.com/just-containers/s6-overlay/releases/download/v3.1.6.2/s6-overlay-noarch.tar.xz /tmp