diff --git a/src/JSON.cpp b/src/JSON.cpp
index b970ebe53..7747826c9 100644
--- a/src/JSON.cpp
+++ b/src/JSON.cpp
@@ -407,7 +407,7 @@ std::string json::encode (const std::string& input)
 }
 
 ////////////////////////////////////////////////////////////////////////////////
-// TODO Pointers might speed this up.
+// TODO Using a state machine would speed this up.
 std::string json::decode (const std::string& input)
 {
   std::string output;