diff --git a/Not-Implemented.md b/Not-Implemented.md
index 9a0104b..fc6eb59 100644
--- a/Not-Implemented.md
+++ b/Not-Implemented.md
@@ -2,8 +2,12 @@ Vote up to request for implements!
 
 * String::ord
 
-     mattn
+    mattn
+
+* String::hex
+
+    mattn
 
 * Module::module_function
 
-     mattn
+    mattn