diff --git a/crates/nlp/src/language/mod.rs b/crates/nlp/src/language/mod.rs
index 532c3d34..50e1a38f 100644
--- a/crates/nlp/src/language/mod.rs
+++ b/crates/nlp/src/language/mod.rs
@@ -33,7 +33,7 @@ use crate::tokenizers::{
 
 use self::detect::LanguageDetector;
 
-pub type LanguageTokenizer<'x> = Box<dyn Iterator<Item = Token<Cow<'x, str>>> + 'x>;
+pub type LanguageTokenizer<'x> = Box<dyn Iterator<Item = Token<Cow<'x, str>>> + 'x + Sync + Send>;
 
 impl Language {
     pub fn tokenize_text<'x>(
diff --git a/crates/smtp/src/scripts/event_loop.rs b/crates/smtp/src/scripts/event_loop.rs
index e49575c1..0de4978b 100644
--- a/crates/smtp/src/scripts/event_loop.rs
+++ b/crates/smtp/src/scripts/event_loop.rs
@@ -21,7 +21,6 @@
  * for more details.
 */
 
-use core::panic;
 use std::{sync::Arc, time::Duration};
 
 use directory::Lookup;