diff --git a/Worker.dockerfile b/Worker.dockerfile
index 849d735..f231edf 100644
--- a/Worker.dockerfile
+++ b/Worker.dockerfile
@@ -83,8 +83,6 @@ RUN set -x ; \
   addgroup -g 82 -S www-data ; \
   adduser -u 82 -D -S -G www-data www-data && exit 0 ; exit 1
 
-RUN apk --no-cache add shadow && usermod -aG www-data
-
 RUN pip install --upgrade pip \
  && pip install -e "git+https://github.com/matrix-org/mjolnir.git#egg=mjolnir&subdirectory=synapse_antispam"