diff --git a/crates/mbe/src/syntax_bridge.rs b/crates/mbe/src/syntax_bridge.rs
index b1c83cf422c9..bfc5d197f683 100644
--- a/crates/mbe/src/syntax_bridge.rs
+++ b/crates/mbe/src/syntax_bridge.rs
@@ -146,7 +146,7 @@ where
             }
             parser::Step::Enter { kind } => tree_sink.start_node(kind),
             parser::Step::Exit => tree_sink.finish_node(),
-            parser::Step::Error { msg } => tree_sink.error(msg.to_string()),
+            parser::Step::Error { msg } => tree_sink.error(msg.to_owned()),
         }
     }
     tree_sink.finish()