diff --git a/lib/ulib/sysinfos b/lib/ulib/sysinfos
index 5367553..2777ba7 100644
--- a/lib/ulib/sysinfos
+++ b/lib/ulib/sysinfos
@@ -25,16 +25,16 @@ SYSDIST_ALIASES=(
 # attention: dans *_SYSVERS, les noms doivent être ordonnés du plus récent au
 # moins récent
 debianlike_SYSVERS=()
-debian_SYSVERS=(wheezy squeeze lenny etch)
+debian_SYSVERS=(stretch jessie wheezy squeeze lenny etch)
 ubuntu_SYSVERS=(oneiric natty maverick lucid karmic jaunty intrepid hardy)
 redhatlike_SYSVERS=()
-rhel_SYSVERS=(rhel6 rhel5 rhel4 redhat6 redhat5 redhat4)
+rhel_SYSVERS=(rhel7 rhel6 rhel5 rhel4 redhat7 redhat6 redhat5 redhat4)
 fedora_SYSVERS=(fedora14 fedora13 fedora12 fedora11)
-centos_SYSVERS=(centos6 centos5 centos4 redhat6 redhat5 redhat4)
+centos_SYSVERS=(centos7 centos6 centos5 centos4 redhat7 redhat6 redhat5 redhat4)
 suse_SYSVERS=()
 gentoo_SYSVERS=()
 SYSVER_ALIASES=(
-    7=wheezy 6=squeeze 5=lenny 4=etch
+    9=stretch 8=jessie 7=wheezy 6=squeeze 5=lenny 4=etch
     11.10=oneiric 11.04=natty 10.10=maverick 10.04=lucid 9.10=karmic 9.04=jaunty 8.10=intrepid 8.04=hardy
 )
 
@@ -92,6 +92,8 @@ if [ "$UNAME_SYSTEM" == "Linux" ]; then
 
     if [ -f /etc/debian_version ]; then
         case "$(</etc/debian_version)" in
+        9*|stretch*) MYSYSDIST=(debian debianlike); MYSYSVER=(stretch);;
+        8*|jessie*) MYSYSDIST=(debian debianlike); MYSYSVER=(jessie);;
         7*|wheezy*) MYSYSDIST=(debian debianlike); MYSYSVER=(wheezy);;
         6*|squeeze*) MYSYSDIST=(debian debianlike); MYSYSVER=(squeeze);;
         5*) MYSYSDIST=(debian debianlike); MYSYSVER=(lenny);;
@@ -112,9 +114,11 @@ if [ "$UNAME_SYSTEM" == "Linux" ]; then
         Fedora*13*) MYSYSVER=(fedora13);;
         Fedora*12*) MYSYSVER=(fedora12);;
         Fedora*11*) MYSYSVER=(fedora11);;
+        Red*Hat*Enterprise*Linux*release\ 7*) MYSYSVER=(rhel7 redhat7);;
         Red*Hat*Enterprise*Linux*release\ 6*) MYSYSVER=(rhel6 redhat6);;
         Red*Hat*Enterprise*Linux*release\ 5*) MYSYSVER=(rhel5 redhat5);;
         Red*Hat*Enterprise*Linux*release\ 4*) MYSYSVER=(rhel4 redhat4);;
+        CentOS*release\ 7*) MYSYSVER=(centos7 redhat7);;
         CentOS*release\ 6*) MYSYSVER=(centos6 redhat6);;
         CentOS*release\ 5*) MYSYSVER=(centos5 redhat5);;
         CentOS*release\ 4*) MYSYSVER=(centos4 redhat4);;