diff --git a/src/CMakeLists.txt b/src/CMakeLists.txt
index 091756eb..d0459e8f 100644
--- a/src/CMakeLists.txt
+++ b/src/CMakeLists.txt
@@ -1,6 +1,9 @@
 add_subdirectory(application-binary-interface)
 add_subdirectory(runtime-libraries)
-add_subdirectory(tests)
+
+if (BUILD_TESTING)
+  add_subdirectory(tests)
+endif()
 
 set(N_CPU ${N_CPU} PARENT_SCOPE)
 set(HOST_NAME ${HOST_NAME} PARENT_SCOPE)