diff --git a/rustfs/src/app/object_data_cache/mutation_hook.rs b/rustfs/src/app/object_data_cache/mutation_hook.rs
index a07af5e97..c4e588eca 100644
--- a/rustfs/src/app/object_data_cache/mutation_hook.rs
+++ b/rustfs/src/app/object_data_cache/mutation_hook.rs
@@ -81,6 +81,7 @@ mod tests {
             version_id: None,
             etag: "etag",
             size: 5,
+            mod_time_unix_nanos: 0,
             body_variant: ObjectDataCacheBodyVariant::FullObjectPlainV1,
         }
     }