diff --git a/tokio/src/macros/select.rs b/tokio/src/macros/select.rs
index 051f8cb72a8..1fa33560541 100644
--- a/tokio/src/macros/select.rs
+++ b/tokio/src/macros/select.rs
@@ -801,6 +801,9 @@ macro_rules! count {
     (_ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _) => {
         63
     };
+    (_ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _) => {
+        64
+    };
 }
 
 #[macro_export]
diff --git a/tokio/tests/macros_select.rs b/tokio/tests/macros_select.rs
index 755365affbc..c60a4a9506f 100644
--- a/tokio/tests/macros_select.rs
+++ b/tokio/tests/macros_select.rs
@@ -461,6 +461,7 @@ async fn many_branches() {
         x = async { 1 } => x,
         x = async { 1 } => x,
         x = async { 1 } => x,
+        x = async { 1 } => x,
     };
 
     assert_eq!(1, num);