diff --git a/linux_snapshot/filesystem_snapshot_common b/linux_snapshot/filesystem_snapshot_common
index 2176648a..838f265a 100644
--- a/linux_snapshot/filesystem_snapshot_common
+++ b/linux_snapshot/filesystem_snapshot_common
@@ -1,6 +1,6 @@
 #!/bin/sh
 
-function exit_exclude_snapshot_mountpoints {
+exit_exclude_snapshot_mountpoints() {
 	CFG_FILE=/etc/urbackup/exclude_snapshot_mountpoints
 	if ! test -e "$CFG_FILE"
 	then
@@ -17,6 +17,7 @@ function exit_exclude_snapshot_mountpoints {
 	done <$CFG_FILE
 }
 
-function set_filesystem_type {
+set_filesystem_type() {
 	TYPE=`df -T -P | egrep " ${1}\$" | head -n 1 | tr -s " " | cut -d" " -f2`
+	export TYPE
 }