diff -Naur -x '*.rej' -x '*~' -x '*.orig' cryptmount-6.1.0/Makefile.am cryptmount-6.1.0-allow-non-root-build/Makefile.am
--- cryptmount-6.1.0/Makefile.am	2022-10-08 14:58:31.000000000 +0200
+++ cryptmount-6.1.0-allow-non-root-build/Makefile.am	2022-10-09 11:44:59.193733978 +0200
@@ -35,7 +35,7 @@
 
 
 install-exec-hook:	install-etcdir
-	chown root:root $(DESTDIR)$(bindir)/cryptmount$(EXEEXT)
+	-chown root:root $(DESTDIR)$(bindir)/cryptmount$(EXEEXT)
 	chmod u+srwx,go-w,go+r $(DESTDIR)$(bindir)/cryptmount$(EXEEXT)
 	@if test -z "$(DESTDIR)" -o "$(DESTDIR)" = "/"; then \
 		modprobe -a loop dm-crypt || true; \