diff --git a/src/initscripts/networking/functions.network b/src/initscripts/networking/functions.network
index 4c7ad51d4..dedbb6f7f 100644
--- a/src/initscripts/networking/functions.network
+++ b/src/initscripts/networking/functions.network
@@ -22,6 +22,10 @@
 . /etc/sysconfig/rc
 . $rc_functions
 
+# Proper error codes
+EXIT_TRUE=0
+EXIT_FALSE=1
+
 eval $(/usr/local/bin/readhash /var/ipfire/ethernet/settings)
 eval $(/usr/local/bin/readhash /var/ipfire/dns/settings)