diff --git a/sub/core/src/time.rs b/sub/core/src/time.rs
index dcd4c42..c8d1960 100644
--- a/sub/core/src/time.rs
+++ b/sub/core/src/time.rs
@@ -35,7 +35,7 @@ pub mod __time_units {
     }
 }
 
-pub macro dur($($amount:tt $unit:ident $(,)?$(and)?)+) {
+pub macro dur($($amount:tt $unit:ident $(,)?)+) {
     core::time::Duration::from_millis(0u64 $( + ($crate::time::time_unit!( $amount, $unit)) )+ )
 }