diff --git a/CHANGES b/CHANGES
index e78e07a..04443c7 100644
--- a/CHANGES
+++ b/CHANGES
@@ -35,6 +35,9 @@ corrections:
 	replaced the select() calls by poll() to cleanly fix the problems with
 	many file descriptors already open
 
+	Makefile now supports datarootdir (thanks to Camillo Lugaresi for
+	providing the patch)
+
 ####################### V 1.6.0.1:
 
 new features:
diff --git a/Makefile.in b/Makefile.in
index 583985b..e5b1f29 100644
--- a/Makefile.in
+++ b/Makefile.in
@@ -15,6 +15,7 @@ exec_prefix = @exec_prefix@
 
 BINDEST = @bindir@
 
+datarootdir = @datarootdir@
 MANDEST = @mandir@
 
 srcdir = @srcdir@
@@ -124,13 +125,13 @@ doc: doc/xio.help
 strip: progs
 	strip $(PROGS)
 
-install: progs doc/socat.1
+install: progs $(srcdir)/doc/socat.1
 	mkdir -p $(DESTDIR)$(BINDEST)
 	$(INSTALL) -m 755 socat $(DESTDIR)$(BINDEST)
 	$(INSTALL) -m 755 procan $(DESTDIR)$(BINDEST)
 	$(INSTALL) -m 755 filan $(DESTDIR)$(BINDEST)
 	mkdir -p $(DESTDIR)$(MANDEST)/man1
-	$(INSTALL) -m 644 doc/socat.1 $(DESTDIR)$(MANDEST)/man1/
+	$(INSTALL) -m 644 $(srcdir)/doc/socat.1 $(DESTDIR)$(MANDEST)/man1/
 
 uninstall:
 	rm -f $(DESTDIR)$(BINDEST)/socat