diff --git a/include/boost/config/compiler/digitalmars.hpp b/include/boost/config/compiler/digitalmars.hpp
index 265abcb9..c202643e 100644
--- a/include/boost/config/compiler/digitalmars.hpp
+++ b/include/boost/config/compiler/digitalmars.hpp
@@ -11,7 +11,7 @@
 #define BOOST_HAS_LONG_LONG
 
 #define BOOST_NO_TEMPLATE_TEMPLATES
-//#define NEEDS_PASTING_TOKEN_FOR_JUXTAPOSING
+#define BOOST_NEEDS_TOKEN_PASTING_OP_FOR_TOKENS_JUXTAPOSING
 
 #define BOOST_NO_DEPENDENT_TYPES_IN_TEMPLATE_VALUE_PARAMETERS
 #define BOOST_NO_ARRAY_TYPE_SPECIALIZATIONS