diff --git a/test/CMakeLists.txt b/test/CMakeLists.txt
--- a/test/CMakeLists.txt
+++ b/test/CMakeLists.txt
@@ -20,6 +20,7 @@
   kruskal_test
   maps_test
   max_matching_test
+  radix_sort_test
   path_test
   preflow_test
   random_test