diff --git a/CMakeLists.txt b/CMakeLists.txt
index caa6c86..18a34d5 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -20,7 +20,6 @@ target_link_libraries(boost_function
     Boost::core
     Boost::preprocessor
     Boost::throw_exception
-    Boost::type_index
     Boost::type_traits
     Boost::typeof
 )