--- a/coreutils-7.4.ebuild
+++ b/coreutils-7.4.ebuild
@@ -81,6 +81,7 @@
 
 	# coreutils tests like to do `mount` and such with temp dirs
 	# so make sure /etc/mtab is writable #265725
+	# make sure /dev/loop/0 can be mounted #269758
 	mkdir -p "${T}"/mount-wrappers
 	mkwrap() {
 		local w ww
@@ -88,7 +89,7 @@
 			ww="${T}/mount-wrappers/${w}"
 			cat <<-EOF > "${ww}"
 				#!/bin/sh
-				exec env SANDBOX_WRITE="\${SANDBOX_WRITE}:/etc/mtab" $(type -P $w) "\$@"
+				exec env SANDBOX_WRITE="\${SANDBOX_WRITE}:/etc/mtab:/dev/loop/0" $(type -P $w) "\$@"
 			EOF
 			chmod a+rx "${ww}"
 		done