diff --git a/_posts/2018-02-07-d-oh-dns-over-https-in-rust.md b/_posts/2018-02-07-d-oh-dns-over-https-in-rust.md
index 734c62e..a349f18 100644
--- a/_posts/2018-02-07-d-oh-dns-over-https-in-rust.md
+++ b/_posts/2018-02-07-d-oh-dns-over-https-in-rust.md
@@ -25,7 +25,7 @@ I present to you:
 
 It exports one function to resolve a hostname to its IPv6 and IPv4 addresses:
 
-```
+```rust
 extern crate dnsoverhttps;
 
 fn main() {