diff --git a/build.sh b/build.sh
index bc4092b..f1c403b 100755
--- a/build.sh
+++ b/build.sh
@@ -26,9 +26,9 @@ topdir=`pwd`
 
 for dir in `find /etc/lixonet/* -type d -maxdepth 0`
 do
-    dir=${dir%*/}      # remove the trailing "/"
-    netname=${dir##*/}    # print everything after the final "/"
-    config_out="/etc/lixonet/${netname}/.config"
+    export dir=${dir%*/}      # remove the trailing "/"
+    export netname=${dir##*/}    # print everything after the final "/"
+    export config_out="/etc/lixonet/${netname}/.config"
 
     # Load relevant environment variables from lixonet.conf
     unset git