diff --git a/bin/omarchy-cn-mirror-apply b/bin/omarchy-cn-mirror-apply
index 3ee99540..41b2dc90 100755
--- a/bin/omarchy-cn-mirror-apply
+++ b/bin/omarchy-cn-mirror-apply
@@ -13,7 +13,8 @@ target="${1:?usage: omarchycn mirror apply <china|official|mirror-id>}"
 case "$target" in
 china)
   echo "Benchmarking China mirrors..."
-  mapfile -t ranked < <(cn_mirror_rank $(cn_mirror_ids_by_region cn))
+  mapfile -t cn_ids < <(cn_mirror_ids_by_region cn)
+  mapfile -t ranked < <(cn_mirror_rank "${cn_ids[@]}")
   if (( ${#ranked[@]} == 0 )); then
     echo "No healthy China mirror reachable; keeping current mirrorlist" >&2
     exit 1
diff --git a/cn/lib/mirror.sh b/cn/lib/mirror.sh
index 2ce55c09..3108a2b7 100644
--- a/cn/lib/mirror.sh
+++ b/cn/lib/mirror.sh
@@ -1,3 +1,4 @@
+# shellcheck shell=bash
 # Sourced helpers for omarchy-cn-mirror-* commands
 
 CN_MIRRORS_JSON="$OMARCHY_PATH/cn/mirrors.json"