diff --git a/Dockerfile b/Dockerfile
index 56cd7b6..4c310c8 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -18,7 +18,6 @@ RUN apt-get update && \
     curl tzdata \
     autoconf \
 	&& apt-get clean && \
-  apt-get clean && \
 	rm -rf /var/lib/apt/lists/* /var/tmp/* /tmp/*
 
 RUN (cp /etc/munin/apache24.conf /etc/apache2/sites-available/000-default.conf) && \