diff --git a/docs/src/cli.md b/docs/src/cli.md
index 7e0a92e08b..9c35e03e12 100644
--- a/docs/src/cli.md
+++ b/docs/src/cli.md
@@ -23,7 +23,7 @@ serde_json = "1"
 
 Then, add a `lib.rs` file to your project under `src/` that contains the following:
 
-```toml
+```rust
 mod pages;
 mod error_pages;