diff --git a/configure-box.sh b/configure-box.sh
index eb669be..fa219b7 100755
--- a/configure-box.sh
+++ b/configure-box.sh
@@ -27,6 +27,10 @@ echo "Configuring invoicer rpc info"
 sed -i "s/RPCPASS/${RPCPASS}/g; " invoicer/invoicer.conf
 echo "Configuring LND rpc info"
 sed -i "s/RPCPASS/${RPCPASS}/g; " lnd/lnd.conf
+if [ ! -z $TESTNET ]; then
+    echo "Enabling testnet if TESTNET variable is set"
+    echo "testnet=1" >> bitcoin.conf
+fi
 rm configure-box.sh
 echo "Box Configuration complete"