diff --git a/CMakeLists.txt b/CMakeLists.txt
index 731bac9..dfde0f6 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -14,5 +14,6 @@ target_link_libraries( boost_conversion
     INTERFACE
         Boost::assert
         Boost::config
+        Boost::smart_ptr
         Boost::throw_exception
 )