diff --git a/examples/mutexes/mutexes.go b/examples/mutexes/mutexes.go
index 3cc6acc..e0b68d0 100644
--- a/examples/mutexes/mutexes.go
+++ b/examples/mutexes/mutexes.go
@@ -75,7 +75,7 @@ func main() {
         }()
     }
 
-    // Let the 110 goroutines work on the `state` and
+    // Let the 10 goroutines work on the `state` and
     // `mutex` for a second.
     time.Sleep(time.Second)