diff --git a/cdist/conf/type/__jail/manifest b/cdist/conf/type/__jail/manifest
index fad6a3a1..8f90ee4e 100755
--- a/cdist/conf/type/__jail/manifest
+++ b/cdist/conf/type/__jail/manifest
@@ -43,7 +43,7 @@ for property in *; do
set -- "$@" "--$property" "$(cat "$property")"
done
-if grep -q '^10\.' "$(cat "$__global/explorer/os_version")" ; then # Version is 10.x
+if grep -q '^[[:digit:]]\{2,\}\.' "$__global/explorer/os_version" ; then # Version > 9.x
__jail_freebsd10 "$@"
else
__jail_freebsd9 "$@"