diff --git a/applications/knl/CMakeLists.txt b/applications/knl/CMakeLists.txt
index f935128ee68641b5bcecd6287f913d92045ac2cc..5a75b84e1c0c3b4d4daa19381d7032489d2cbddb 100644
--- a/applications/knl/CMakeLists.txt
+++ b/applications/knl/CMakeLists.txt
@@ -1,2 +1,2 @@
 add_subdirectory(poisson_dg)
-
+add_subdirectory(poisson_dg_tensor)