diff --git a/templates/ubuntu/05-intel-proxy.in b/templates/ubuntu/05-intel-proxy.in
index e6c6695..2155189 100644
--- a/templates/ubuntu/05-intel-proxy.in
+++ b/templates/ubuntu/05-intel-proxy.in
@@ -7,7 +7,8 @@ RUN { \
       echo "deb http://linux-ftp.ostc.intel.com/pub/mirrors/${OS_DISTRO} ${suite} ${component}" ; \
     done \
   done \
-} > /etc/apt/sources.list
+} > /dev/null
+#/etc/apt/sources.list
 
 # Retry downloads up to 100 times to work around linux-ftp issue...
 RUN echo 'APT::Acquire::Retries "100";' > /etc/apt/apt.conf.d/80-retries