diff --git a/Dockerfile b/Dockerfile
index 59dcffc..63fb52d 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -12,3 +12,4 @@ RUN mkdir ~/.ssh
 COPY agent-start agent-stop agent-add /bin/
 COPY hosts-clear hosts-add /bin/
 RUN chmod +x /bin/agent-* /bin/hosts-*
+RUN hosts-clear