diff --git a/instfiles/Makefile.am b/instfiles/Makefile.am
index 1a73fd24..b7fa3b9b 100644
--- a/instfiles/Makefile.am
+++ b/instfiles/Makefile.am
@@ -29,4 +29,4 @@ startscript_DATA = \
 install-data-hook:
 	chmod 755 $(DESTDIR)$(sysconfdir)/xrdp/xrdp.sh
 	chmod 755 $(DESTDIR)$(sysconfdir)/init.d/xrdp
-	sed -i 's|__BASE__|$(prefix)|' $(sysconfdir)/init.d/xrdp;
+	sed -i 's|__BASE__|$(prefix)|' $(DESTDIR)$(sysconfdir)/init.d/xrdp;