2 files changed, 1 insertions, 3 deletions
diff --git a/aux/containers/guix/manifest.scm b/aux/containers/guix/manifest.scm
index cf9a6d7..32e4418 100644
--- a/aux/containers/guix/manifest.scm
+++ b/aux/containers/guix/manifest.scm
@@ -6,7 +6,6 @@
         diffutils
         grep
         sed
-        m4
         git
         tar
         gawk
diff --git a/aux/lib.sh b/aux/lib.sh
index cfb59d7..47e4878 100755
--- a/aux/lib.sh
+++ b/aux/lib.sh
@@ -13,8 +13,7 @@ uuid() {
 }
 
 tmpname() {
-	TEMPLATE="${TMPDIR:-/tmp}/m4-tmpname.diacritic á and spaces."
-	echo 'mkstemp(template)' | m4 -D template="$TEMPLATE"
+	echo "${TMPDIR:-/tmp}/uuid-tmpname.diacritic á and spaces.$(uuid)"
 }
 
 mkstemp() {