diff --git a/metrics/src/macros.rs b/metrics/src/macros.rs
index b9c9f54..51fcbd2 100644
--- a/metrics/src/macros.rs
+++ b/metrics/src/macros.rs
@@ -152,11 +152,11 @@ macro_rules! timing {
     };
 
     ($name:expr, $start:expr, $end:expr) => {
-        timing!($name, $end - $start)
+        $crate::timing!($name, $end - $start)
     };
 
     ($name:expr, $start:expr, $end:expr, $($labels:tt)*) => {
-        timing!($name, $end - $start, $($labels)*)
+        $crate::timing!($name, $end - $start, $($labels)*)
     };
 
     ($name:expr, $value:expr, $($labels:tt)*) => {