diff --git a/include/xo/tokenizer2/TokenizerError.hpp b/include/xo/tokenizer2/TokenizerError.hpp
index a1cb99ee..b8a50988 100644
--- a/include/xo/tokenizer2/TokenizerError.hpp
+++ b/include/xo/tokenizer2/TokenizerError.hpp
@@ -99,7 +99,7 @@ namespace xo {
             size_t error_pos_ = 0;
 
             ///@}
-        }; /*error_token*/
+        };
 
         inline std::ostream &
         operator<< (std::ostream & os,
diff --git a/include/xo/tokenizer2/scan_result.hpp b/include/xo/tokenizer2/scan_result.hpp
index 249154f1..45718c5c 100644
--- a/include/xo/tokenizer2/scan_result.hpp
+++ b/include/xo/tokenizer2/scan_result.hpp
@@ -28,9 +28,9 @@ namespace xo {
          **/
         class scan_result {
         public:
-            using CharT = char;
+            //using CharT = char;
             using token_type = Token;
-            using span_type = xo::mm::span<const CharT>;
+            using span_type = xo::mm::span<const char>;
             using error_type = TokenizerError;
             using input_state_type = TkInputState;