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-rw-r--r--src/node_url.cc2
1 files changed, 1 insertions, 1 deletions
diff --git a/src/node_url.cc b/src/node_url.cc
index 01e46eb764..dd3da1133e 100644
--- a/src/node_url.cc
+++ b/src/node_url.cc
@@ -1007,7 +1007,7 @@ static inline void Copy(Environment* env,
}
static inline Local<Array> Copy(Environment* env,
- std::vector<std::string> vec) {
+ const std::vector<std::string>& vec) {
Isolate* isolate = env->isolate();
Local<Array> ary = Array::New(isolate, vec.size());
for (size_t n = 0; n < vec.size(); n++)