diff --git a/include/xo/flatstring/flatstring.hpp b/include/xo/flatstring/flatstring.hpp
index a332950..947d70d 100644
--- a/include/xo/flatstring/flatstring.hpp
+++ b/include/xo/flatstring/flatstring.hpp
@@ -636,6 +636,7 @@ namespace xo {
         return ((s1 <=> s2) == std::strong_ordering::equal);
     }
     ///@}
+
 } /*namespace xo*/
 
 /** end flatstring.hpp **/
diff --git a/include/xo/flatstring/flatstring_pretty.hpp b/include/xo/flatstring/flatstring_pretty.hpp
new file mode 100644
index 0000000..2474a3a
--- /dev/null
+++ b/include/xo/flatstring/flatstring_pretty.hpp
@@ -0,0 +1,28 @@
+/** @file flatstring_pretty.hpp
+ *
+ *  Author: Roland Conybeare, Jul 2025
+ **/
+
+#pragma once
+
+#include "flatstring.hpp"
+#include "flatstring_iostream.hpp"
+#include "xo/indentlog/print/ppdetail_atomic.hpp"
+
+namespace xo {
+#ifndef ppdetail_atomic
+    namespace print {
+        struct ppindentinfo;
+
+        template <std::size_t N>
+        struct ppdetail<flatstring<N>> {
+            static bool print_pretty(const ppindentinfo & ppii,
+                                     const flatstring<N> & x) {
+                return ppdetail_atomic<flatstring<N>>::print_pretty(ppii, x);
+            };
+        };
+    }
+#endif
+}
+
+/** end flatstring_pretty.hpp **/