--- src/Makefile.am.orig
+++ src/Makefile.am
@@ -23,7 +23,7 @@
 
 multisync_LDFLAGS = -rdynamic
 
-multisync_LDADD = @PACKAGE_LIBS@ $(INTLLIBS) -lpthread -L./libversit -lversit
+multisync_LDADD = @PACKAGE_LIBS@ -lX11 $(INTLLIBS) -lpthread -L./libversit -lversit
 
 SUBDIRS = libversit