diff --git a/cmake/unit_testing.cmake b/cmake/unit_testing.cmake
index 523f4e8..b9bacd9 100644
--- a/cmake/unit_testing.cmake
+++ b/cmake/unit_testing.cmake
@@ -40,5 +40,6 @@ add_subdirectory( src/tools/ranges/AnyView/test )
 add_subdirectory( src/tools/ranges/make_view/test )
 add_subdirectory( src/tools/ranges/make_transform_view/test )
 
+add_subdirectory( src/tools/nanorange/views/iota/test )
 add_subdirectory( src/tools/nanorange/views/subrange/test )
 add_subdirectory( src/tools/nanorange/views/transform/test )