diff --git a/docs/golang.md b/docs/golang.md
index 26a10bb..f155b99 100644
--- a/docs/golang.md
+++ b/docs/golang.md
@@ -725,7 +725,7 @@ func main() {
 ### WaitGroup
 <!--rehype:wrap-class=row-span-2-->
 
-```golang
+```go
 package main
 import (
 	"fmt"