diff --git a/test/vector.cpp b/test/vector.cpp
index fbca45d129..7cdd426a4f 100644
--- a/test/vector.cpp
+++ b/test/vector.cpp
@@ -15,6 +15,9 @@ int main()
     assert(fabs(v1.norm() - 7.416198487095663f) < 1e-5);
     Vector<float, 5> v2(data2);
     assert(fabs(v1.dot(v2) - 130.0f) < 1e-5);
+    v2.normalize();
+    Vector<float, 5> v3(v2);
+    assert(v2 == v3);
     return 0;
 }