diff --git a/xo-indentlog/include/xo/indentlog/print/ppdetail_atomic.hpp b/xo-indentlog/include/xo/indentlog/print/ppdetail_atomic.hpp
index 3f460a76..dfeaf415 100644
--- a/xo-indentlog/include/xo/indentlog/print/ppdetail_atomic.hpp
+++ b/xo-indentlog/include/xo/indentlog/print/ppdetail_atomic.hpp
@@ -16,7 +16,7 @@ namespace xo {
         // Defining this means ppdetail_atomic is not used.
         // In that case where not explicitly specialized ppdetail will revert to ordinary printing for a type,
         // instead of giving compile-time error about missing template specialization of ppdetail.
-//#define ppdetail_atomic ppdetail
+#define ppdetail_atomic ppdetail
 
         struct ppindentinfo {
             ppindentinfo(ppstate * pps, std::uint32_t ci0, std::uint32_t indent_width, bool upto)