diff --git a/Cargo.toml b/Cargo.toml
index 925c2d32215a7b6e376d8e203bee5a27faaf2fed..59f8e265694f060c9f65b30143b79e324de1f08c 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -899,6 +899,7 @@ syn = { opt-level = 3 }
 proc-macro2 = { opt-level = 3 }
 # proc-macros end
 
+tree-sitter = { opt-level = 3 }
 taffy = { opt-level = 3 }
 resvg = { opt-level = 3 }
 wasmtime = { opt-level = 3 }