diff --git a/ci/style.sh b/ci/style.sh
index 7b4508a6524ff..c8d49e163de96 100755
--- a/ci/style.sh
+++ b/ci/style.sh
@@ -18,6 +18,9 @@ else
     exit 1
 fi
 
+# Ensure that `sort` output is not locale-dependent
+export LC_ALL=C
+
 for file in libc-test/semver/*.txt; do
     case "$file" in 
       *TODO*) continue ;;