diff --git a/Dockerfile b/Dockerfile
index bced53c..45dd2e2 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,7 +1,7 @@
 FROM ubuntu:trusty
 
-RUN apt-get update && \
-    apt-get install -y git-core subversion build-essential gcc-multilib ccache quilt \
+RUN apt-get -qq update && \
+    apt-get -qq install -y git-core subversion build-essential gcc-multilib ccache quilt \
                        libncurses5-dev zlib1g-dev gawk flex gettext wget unzip python vim libssl-dev && \
     apt-get clean && \
     useradd -m openwrt && \