diff --git a/Dockerfile b/Dockerfile
index 4ff7dbf..5aafac9 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -26,6 +26,7 @@ RUN \
   apk add --no-cache nghttp2-libs && \
   apk add --no-cache expat && \
   apk add --no-cache libevent && \
+  adduser -D unbound && \
   mv /opt/unbound/etc/unbound/unbound.conf /opt/unbound/etc/unbound/unbound.conf-dist && \
   ln -s /opt/unbound/etc/unbound /etc/unbound