diff --git a/Dockerfile b/Dockerfile
index a188401..e6ca960 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -23,6 +23,7 @@ COPY scripts/* /scripts/
 RUN chmod +x /scripts/* \
     && apk upgrade --no-cache \
     && apk add --no-cache \
+      bash \
       bash-completion \
       bind-libs \
       bind-tools \