diff --git a/carp_failover b/carp_failover
index 53f2642..df776be 100644
--- a/carp_failover
+++ b/carp_failover
@@ -13,7 +13,7 @@ if [ ! -f "$1" ]; then
 	exit 1
 fi
 
-source "$1"
+. "$1"
 if [ "$?" -gt "0" ]; then
 	echo "loading config file caused an error"
 	exit 1