diff --git a/Sources/Testing/CMakeLists.txt b/Sources/Testing/CMakeLists.txt
index 8fef166c7..a88dd4084 100644
--- a/Sources/Testing/CMakeLists.txt
+++ b/Sources/Testing/CMakeLists.txt
@@ -124,7 +124,8 @@ if(NOT APPLE)
   endif()
   target_link_libraries(Testing PUBLIC
     Foundation)
-  if (CMAKE_SYSTEM_NAME STREQUAL "FreeBSD")
+  if (CMAKE_SYSTEM_NAME STREQUAL "FreeBSD" OR
+      CMAKE_SYSTEM_NAME STREQUAL "OpenBSD")
     target_link_libraries(Testing PUBLIC execinfo)
   endif()
 endif()