diff --git a/installAptCacher.sh b/installAptCacher.sh
index b76d248d9758fc20352e8570d74f03202f03e867..832d5e3073f4f11b84bbe957ffe524c0cbc1ce06 100755
--- a/installAptCacher.sh
+++ b/installAptCacher.sh
@@ -16,6 +16,12 @@ then
         /etc/apt-cacher-ng/acng.conf
 fi
 
+# Add PassThrough for HTTPS backends
+if [ -z "`grep PassThroughPattern /etc/apt-cacher-ng/acng.conf`" ]
+then
+    echo 'PassThroughPattern: .*' >> /etc/apt-cacher-ng/acng.conf
+fi
+ 
 # Start service
 systemctl start apt-cacher-ng.service
 systemctl enable apt-cacher-ng.service