diff --git a/clients/Makefile.am b/clients/Makefile.am
index 09af022a7c..8e0182d297 100644
--- a/clients/Makefile.am
+++ b/clients/Makefile.am
@@ -1 +1 @@
-SUBDIRS = default kde1 riscos win2k quartz icewm web mwm b2
+SUBDIRS = default kde1 riscos win2k quartz icewm web mwm b2 modernsystem