--- Makefile.in.orig	2020-12-04 15:00:00 UTC
+++ Makefile.in
@@ -9,7 +9,7 @@ package_name := @PACKAGE_NAME@
 package_version := @PACKAGE_VERSION@
 package_full := $(package_name)-$(package_version)
 
-inst_exe := install -m 755
+inst_exe := $(BSD_INSTALL_PROGRAM)
 inst_dir := install -m 755 -d
 inst_file := install -m 644
 
@@ -229,7 +229,7 @@ install:
 	$(inst_file) desktop/*.svg $(DESTDIR)$(datarootdir)/icons/hicolor/scalable/apps
 	$(inst_file) desktop/azpainter.xml $(DESTDIR)$(datarootdir)/mime/packages
 
-	$(inst_file) GPL3 AUTHORS ChangeLog ReadMe_en ReadMe_ja manual_ja.html $(DESTDIR)$(docdir)
+	$(inst_file) AUTHORS ChangeLog ReadMe_en ReadMe_ja manual_ja.html $(DESTDIR)$(docdir)
 
 	$(inst_file) data/*.dat data/*.png data/sckey-2.conf $(DESTDIR)$(datadir)