diff --git a/core/schema.rs b/core/schema.rs
index 7047ebf15..152a7de35 100644
--- a/core/schema.rs
+++ b/core/schema.rs
@@ -276,7 +276,7 @@ impl BTreeTable {
                 sql.push_str(&default.to_string());
             }
         }
-        sql.push_str(")");
+        sql.push(')');
         sql
     }