diff --git a/libluna/CMakeLists.txt b/libluna/CMakeLists.txt
index 652c341c..b3eba9a3 100644
--- a/libluna/CMakeLists.txt
+++ b/libluna/CMakeLists.txt
@@ -17,6 +17,7 @@ set(FREESTANDING_SOURCES
     src/DebugLog.cpp
     src/Heap.cpp
     src/Spinlock.cpp
+    src/UBSAN.cpp
 )
 
 set(SOURCES