diff --git a/optional/traefik-certdumper/Dockerfile b/optional/traefik-certdumper/Dockerfile
index bfafe245..a7127ce1 100644
--- a/optional/traefik-certdumper/Dockerfile
+++ b/optional/traefik-certdumper/Dockerfile
@@ -1,6 +1,6 @@
 FROM ldez/traefik-certs-dumper
 
-RUN apk --no-cache add inotify-tools util-linux bash docker
+RUN apk --no-cache add inotify-tools util-linux bash
 
 COPY run.sh /