diff --git a/tests/unit/CMakeLists.txt b/tests/unit/CMakeLists.txt
index 73c6ce9..077d210 100644
--- a/tests/unit/CMakeLists.txt
+++ b/tests/unit/CMakeLists.txt
@@ -43,5 +43,6 @@ target_link_libraries(
   monero-lws-unit-wire
   monero-lws-unit-wire-json
   monero-lws-unit-wire-msgpack
+  ${Boost_PROGRAM_OPTIONS_LIBRARY}
 )
 add_test(NAME monero-lws-unit COMMAND monero-lws-unit -v)