diff --git a/test/config_info.cpp b/test/config_info.cpp
index 4c1d2886..9ba6c2d3 100644
--- a/test/config_info.cpp
+++ b/test/config_info.cpp
@@ -920,6 +920,7 @@ void print_boost_macros()
    PRINT_MACRO(BOOST_HAS_SLIST);
    PRINT_MACRO(BOOST_HAS_STDINT_H);
    PRINT_MACRO(BOOST_HAS_STLP_USE_FACET);
+   PRINT_MACRO(BOOST_HAS_THREADS);
    PRINT_MACRO(BOOST_HAS_TR1_ARRAY);
    PRINT_MACRO(BOOST_HAS_TR1_BIND);
    PRINT_MACRO(BOOST_HAS_TR1_COMPLEX_INVERSE_TRIG);
@@ -1036,3 +1037,4 @@ int main()
 
 
 
+