diff --git a/nano/core_test/CMakeLists.txt b/nano/core_test/CMakeLists.txt
index 6470ad273..1d01f6e79 100644
--- a/nano/core_test/CMakeLists.txt
+++ b/nano/core_test/CMakeLists.txt
@@ -35,6 +35,7 @@ add_executable(
   network_filter.cpp
   network_functions.cpp
   node.cpp
+  numbers.cpp
   object_stream.cpp
   optimistic_scheduler.cpp
   processing_queue.cpp
@@ -55,7 +56,6 @@ add_executable(
   throttle.cpp
   toml.cpp
   timer.cpp
-  uint256_union.cpp
   unchecked_map.cpp
   utility.cpp
   vote_cache.cpp
diff --git a/nano/core_test/uint256_union.cpp b/nano/core_test/numbers.cpp
similarity index 100%
rename from nano/core_test/uint256_union.cpp
rename to nano/core_test/numbers.cpp