diff --git a/content/demo/dune-gen.sh b/content/demo/dune-gen.sh
index 9d11e2e..a9ef8fa 100755
--- a/content/demo/dune-gen.sh
+++ b/content/demo/dune-gen.sh
@@ -21,13 +21,13 @@ usage() {
 echo "; DO NOT EDIT: Generated by \"$0${1+ $*}\""
 
 find . -name '*.[ch]' |
-sort |
+LC_ALL=C sort |
 while read i; do
   ./cpp2v-dune-gen.sh -- $i -- -std=c99
 done
 
 find . -name '*.[ch]pp' |
-sort |
+LC_ALL=C sort |
 while read i; do
   ./cpp2v-dune-gen.sh -s -- $i -- -std=c++23 -stdlib=libc++ -fno-builtin-std-forward
 done