diff --git a/test/common/span.h b/test/common/span.h
index 82b63a58d50..f8ab5d0f805 100644
--- a/test/common/span.h
+++ b/test/common/span.h
@@ -655,6 +655,8 @@ public:
 		Common::NamedSpan<byte> span2;
 		span2 = span;
 		TS_ASSERT_EQUALS(span2, span);
+		TS_ASSERT(span2.name() == span.name());
+		TS_ASSERT(span2.sourceByteOffset() == span.sourceByteOffset());
 
 		Common::Span<byte> superclassInstance;
 		superclassInstance = span;