diff --git a/parsers/src/mam.rs b/parsers/src/mam.rs
index cd25a4cc..21e09f38 100644
--- a/parsers/src/mam.rs
+++ b/parsers/src/mam.rs
@@ -167,7 +167,7 @@ mod tests {
     #[test]
     fn test_size() {
         assert_size!(QueryId, 12);
-        assert_size!(Query, 116);
+        assert_size!(Query, 120);
         assert_size!(Result_, 176);
         assert_size!(Complete, 1);
         assert_size!(Fin, 44);