diff --git a/json.cpp b/json.cpp
index 9ae1cb9..647d2e8 100644
--- a/json.cpp
+++ b/json.cpp
@@ -780,7 +780,7 @@ json::parsing::parse_results json::parsing::parse(const char *input)
     json::reader stream;
 
     // Iterate
-    while(!EMPTY_STRING(input) && stream.push(*index) != json::reader::REJECTED)
+    while(!EMPTY_STRING(index) && stream.push(*index) != json::reader::REJECTED)
     {
         index++;
     }
@@ -1036,4 +1036,4 @@ std::string json::jobject::pretty(unsigned int indent_level) const
         result += "}";
     }
     return result;
-}
\ No newline at end of file
+}