diff --git a/src/format.rs b/src/format.rs
index 4396ba0..72837cc 100644
--- a/src/format.rs
+++ b/src/format.rs
@@ -212,7 +212,7 @@ impl Default for FormatOptions {
             base64: false,
             dec: false,
             numbers: vec![],
-            rand: 0
+            rand: 0,
         }
     }
 }