diff --git a/etc/tunnelkeeper.conf b/etc/tunnelkeeper.conf
index 62cd0e2..3091c27 100644
--- a/etc/tunnelkeeper.conf
+++ b/etc/tunnelkeeper.conf
@@ -5,15 +5,17 @@ debug 0
 # Everything in this section obeys the same rules as ~/.ssh/config
 
 # Examples
+#
 # Host server1
 #   Hostname 123.45.67.89
 #   User ubuntu
-#   LocalForward 10001 127.0.0.1:22
+#   LocalForward 12345 127.0.0.1:22
 #
 # Host server2
 #   Hostname 123.45.67.90
 #   User ubuntu
-#   LocalForward 10002 127.0.0.1:22
+#   Port 2222
+#   RemoteForward 54321 127.0.0.1:22
 
 [passwords]
 # Use this section at your own risk, because the passwords are stored in plaintext.
diff --git a/tunnelkeeper b/tunnelkeeper
index 23d922c..d57114d 100755
--- a/tunnelkeeper
+++ b/tunnelkeeper
@@ -85,7 +85,7 @@ case "$1" in
   ;;
   install )
     ruroot
-    which screen &>/dev/null || yum install -y screen || apt install -y screen
+    which screen &>/dev/null || yum install -y screen || apt install -y screen || echo "Couldn't install screen" && exit
     mkdir -p /opt/tunnelkeeper/var
     mkdir -p /opt/tunnelkeeper/etc
     if [[ "$BASEDIR" != '/opt/tunnelkeeper/' ]]; then