From b62c11023c4fdbb1e6ef9f074310a8e95db7827e Mon Sep 17 00:00:00 2001
From: Manish Goregaokar <manishsmail@gmail.com>
Date: Sat, 4 Apr 2015 12:50:43 +0530
Subject: [PATCH] Fix doc (fixup #24031)

---
 src/doc/trpl/concurrency.md | 4 +---
 1 file changed, 1 insertion(+), 3 deletions(-)

diff --git a/src/doc/trpl/concurrency.md b/src/doc/trpl/concurrency.md
index bc0a76bc2b6e7..f9358f28b0194 100644
--- a/src/doc/trpl/concurrency.md
+++ b/src/doc/trpl/concurrency.md
@@ -245,10 +245,9 @@ We now call `clone()` on our `Arc`, which increases the internal count. This
 handle is then moved into the new thread. Let's examine the body of the
 thread more closely:
 
-```
+```rust
 # use std::sync::{Arc, Mutex};
 # use std::thread;
-#
 # fn main() {
 #     let data = Arc::new(Mutex::new(vec![1u32, 2, 3]));
 #     for i in 0..2 {
@@ -258,7 +257,6 @@ thread::spawn(move || {
     data[i] += 1;
 });
 #     }
-#
 #     thread::sleep_ms(50);
 # }
 ```