diff --git a/hack/install.sh b/hack/install.sh
index cc816324cf..23f202319f 100644
--- a/hack/install.sh
+++ b/hack/install.sh
@@ -113,6 +113,9 @@ check_forked() {
 				lsb_dist=debian
 				dist_version="$(cat /etc/debian_version | sed 's/\/.*//' | sed 's/\..*//')"
 				case "$dist_version" in
+					9)
+						dist_version="stretch"
+					;;
 					8|'Kali Linux 2')
 						dist_version="jessie"
 					;;