diff --git a/src/offset/local/unix.rs b/src/offset/local/unix.rs
index 4b913ba851..6cec6b751c 100644
--- a/src/offset/local/unix.rs
+++ b/src/offset/local/unix.rs
@@ -21,7 +21,7 @@ pub(super) fn now() -> DateTime<Local> {
 
 pub(super) fn naive_to_local(d: &NaiveDateTime, local: bool) -> LocalResult<DateTime<Local>> {
     TZ_INFO.with(|maybe_cache| {
-        maybe_cache.borrow_mut().get_or_insert(Cache::default()).offset(*d, local)
+        maybe_cache.borrow_mut().get_or_insert_with(Cache::default).offset(*d, local)
     })
 }