diff --git a/build-production-mac.sh b/build-production-mac.sh
index e4a0b06..94f99af 100644
--- a/build-production-mac.sh
+++ b/build-production-mac.sh
@@ -156,7 +156,7 @@ copy_dependencies() {
     log INFO "Collecting dynamic libraries from vcpkg..."
     local triplets=("arm64-osx" "x64-osx" "universal-osx")
     local bases=("$BUILD_DIR/vcpkg_installed" "vcpkg_installed")
-    declare -A copied=()
+    local copied_names=()
 
     for base in "${bases[@]}"; do
         for triplet in "${triplets[@]}"; do
@@ -165,9 +165,16 @@ copy_dependencies() {
                 if [[ -d "$dir" ]]; then
                     while IFS= read -r -d '' dylib; do
                         local name=$(basename "$dylib")
-                        if [[ -z ${copied[$name]:-} ]]; then
+                        local seen=0
+                        for existing in "${copied_names[@]}"; do
+                            if [[ "$existing" == "$name" ]]; then
+                                seen=1
+                                break
+                            fi
+                        done
+                        if (( !seen )); then
                             cp "$dylib" "$PACKAGE_DIR/"
-                            copied[$name]=1
+                            copied_names+=("$name")
                             log OK "Copied $name"
                         fi
                     done < <(find "$dir" -maxdepth 1 -type f -name '*.dylib' -print0)
@@ -176,7 +183,7 @@ copy_dependencies() {
         done
     done
 
-    if [[ ${#copied[@]} -eq 0 ]]; then
+    if [[ ${#copied_names[@]} -eq 0 ]]; then
         log WARN "No .dylib files found; ensure vcpkg installed macOS triplet dependencies."
     fi
 }