diff --git a/pygmo_plugins_nonfree/CMakeLists.txt b/pygmo_plugins_nonfree/CMakeLists.txt
index 5a254ca..84a0f85 100644
--- a/pygmo_plugins_nonfree/CMakeLists.txt
+++ b/pygmo_plugins_nonfree/CMakeLists.txt
@@ -10,7 +10,7 @@ Python3_add_library(core MODULE WITH_SOABI
     docstrings.cpp
 )
 
-target_link_libraries(core PRIVATE pagmo_plugins_nonfree)
+target_link_libraries(core PRIVATE pagmo_plugins_nonfree Boost::boost)
 target_link_libraries(core PRIVATE "${pybind11_LIBRARIES}")
 
 target_include_directories(core SYSTEM PRIVATE "${pybind11_INCLUDE_DIR}" "${Python3_INCLUDE_DIRS}")