diff --git a/test/CMakeLists.txt b/test/CMakeLists.txt
--- a/test/CMakeLists.txt
+++ b/test/CMakeLists.txt
@@ -10,6 +10,7 @@
   dijkstra_test
   dim_test
   error_test
+  graph_copy_test
   graph_test
   graph_utils_test
   kruskal_test