diff --git a/zeroidc/src/lib.rs b/zeroidc/src/lib.rs
index d4c39551b..0c63cb946 100644
--- a/zeroidc/src/lib.rs
+++ b/zeroidc/src/lib.rs
@@ -35,6 +35,7 @@ use std::str::from_utf8;
 use std::sync::{Arc, Mutex};
 use std::thread::{sleep, spawn, JoinHandle};
 use std::time::{Duration, SystemTime, UNIX_EPOCH};
+#[cfg(debug_assertions)]
 use time::{format_description, OffsetDateTime};
 
 use url::Url;