Index: Makefile.in
--- Makefile.in.orig
+++ Makefile.in
@@ -1,8 +1,8 @@
 
 DISTNAME = $(pkgname)-$(pkgversion)
 INSTALL = install
-INSTALL_PROGRAM = $(INSTALL) -m 755
-INSTALL_DATA = $(INSTALL) -m 644
+INSTALL_PROGRAM = $(INSTALL) -m 555
+INSTALL_DATA = $(INSTALL) -m 444
 INSTALL_DIR = $(INSTALL) -d -m 755
 SHELL = /bin/sh
 CAN_RUN_INSTALLINFO = $(SHELL) -c "install-info --version" > /dev/null 2>&1