diff --git a/README.md b/README.md
index 992088e..bd1fc6e 100644
--- a/README.md
+++ b/README.md
@@ -69,6 +69,8 @@ This specific linux flavour is so hard to get miraclecast dependencies that an a
 
 https://github.com/albfan/systemd-ubuntu-with-dbus
 
+At this time, ubuntu is on version 15.04 and systemd is stick on 219 version, use branch [systemd-219](https://github.com/albfan/miraclecast/tree/systemd-219) to compile miraclecast
+
 > See specific instructions on that repo
 
 ### Arch linux
diff --git a/configure.ac b/configure.ac
index 37ae6df..97ba376 100644
--- a/configure.ac
+++ b/configure.ac
@@ -44,7 +44,7 @@ AC_ARG_ENABLE([log-debug],
 # Mandatory dependencies
 #
 
-PKG_CHECK_MODULES([DEPS], [libudev libsystemd >= 213])
+PKG_CHECK_MODULES([DEPS], [libudev libsystemd > 219])
 PKG_CHECK_MODULES([GDHCP], [glib-2.0])
 
 AC_CHECK_HEADERS(readline/readline.h,, AC_MSG_ERROR(GNU readline not found))