diff --git a/test/CMakeLists.txt b/test/CMakeLists.txt
index 1541cc110..87648b9f7 100644
--- a/test/CMakeLists.txt
+++ b/test/CMakeLists.txt
@@ -173,6 +173,7 @@ add_custom_target(BuildOfficial)
 
 ei_add_test(clz)
 ei_add_test(rand)
+ei_add_test(realview)
 ei_add_test(meta)
 ei_add_test(maxsizevector)
 ei_add_test(numext)
diff --git a/test/realview.cpp b/test/realview.cpp
index 7cefe6c63..c975284af 100644
--- a/test/realview.cpp
+++ b/test/realview.cpp
@@ -17,9 +17,9 @@ struct TestComplex : public std::complex<float> {
   TestComplex(float x) : std::complex<float>(x){};
 };
 template <>
-struct NumTraits<TestComplex> : NumTraits<std::complex<float>> {};
+struct Eigen::NumTraits<TestComplex> : Eigen::NumTraits<std::complex<float>> {};
 template <>
-struct internal::random_impl<TestComplex> : internal::random_impl<std::complex<float>> {};
+struct Eigen::internal::random_impl<TestComplex> : Eigen::internal::random_impl<std::complex<float>> {};
 
 template <typename T>
 void test_realview_readonly(const T&) {