diff --git a/docs-en/14-reference/03-connector/rust.mdx b/docs-en/14-reference/03-connector/rust.mdx
index d3b6fa648b..a5cbaeac80 100644
--- a/docs-en/14-reference/03-connector/rust.mdx
+++ b/docs-en/14-reference/03-connector/rust.mdx
@@ -47,7 +47,7 @@ Add the [libtaos][libtaos] dependency to the [Rust](https://rust-lang.org) proje
 
 Add [libtaos][libtaos] to the `Cargo.toml` file.
 
-``toml
+```toml
 [dependencies]
 # use default feature
 libtaos = "*"