diff --git a/Modules/FindBoost.cmake b/Modules/FindBoost.cmake
index d31f925cb60ca1129eb0c47c84534d349de19671..df997e1b4e691b2a7873802390fd3875552ea89b 100644
--- a/Modules/FindBoost.cmake
+++ b/Modules/FindBoost.cmake
@@ -1405,6 +1405,7 @@ function(_Boost_COMPONENT_HEADERS component _hdrs)
   set(_Boost_LOCALE_HEADERS              "boost/locale.hpp")
   set(_Boost_LOG_HEADERS                 "boost/log/core.hpp")
   set(_Boost_LOG_SETUP_HEADERS           "boost/log/detail/setup_config.hpp")
+  set(_Boost_JSON_HEADERS                "boost/json.hpp")
   set(_Boost_MATH_HEADERS                "boost/math_fwd.hpp")
   set(_Boost_MATH_C99_HEADERS            "boost/math/tr1.hpp")
   set(_Boost_MATH_C99F_HEADERS           "boost/math/tr1.hpp")