diff --git a/runtime/json.cpp b/runtime/json.cpp
index 18f7e8a..660e689 100644
--- a/runtime/json.cpp
+++ b/runtime/json.cpp
@@ -1,7 +1,6 @@
 #include "json.hpp"
 #include <cstdlib>
 #include <format>
-#include <iostream>
 #include <memory>
 #include <string>
 #include <unordered_map>
@@ -15,11 +14,11 @@ auto ident_tok_typs = std::unordered_map<std::string, TokTyp> {
 };
 
 auto id_start_chars = "abcdefghijklmnopqrstuvwxyz"
-                      "ABCDEFGHIJKLMNOPQRSTUVWXYZ_";
+                      "ABCDEFGHIJKLMNOPQRSTUVWXYZ_-";
 
 auto id_tail_chars = "abcdefghijklmnopqrstuvwxyz"
                      "ABCDEFGHIJKLMNOPQRSTUVWXYZ"
-                     "1234567890";
+                     "1234567890-";
 
 auto Lexer::next() -> Res<Tok>
 {
@@ -160,9 +159,9 @@ auto Parser::parse_val() -> Res<std::unique_ptr<Value>>
                 }
                 auto key = this->lexer.val(this->cur.val().val_id);
                 step();
-                if (curtyp() != TokTyp::Comma) {
+                if (curtyp() != TokTyp::Colon) {
                     return unexpected_tok_err(
-                        TokTyp::Comma, "malformed object");
+                        TokTyp::Colon, "malformed object");
                 }
                 step();
                 auto value = parse_val();
@@ -178,9 +177,9 @@ auto Parser::parse_val() -> Res<std::unique_ptr<Value>>
                     }
                     auto key = this->lexer.val(this->cur.val().val_id);
                     step();
-                    if (curtyp() != TokTyp::Comma) {
+                    if (curtyp() != TokTyp::Colon) {
                         return unexpected_tok_err(
-                            TokTyp::Comma, "malformed object");
+                            TokTyp::Colon, "malformed object");
                     }
                     step();
                     auto value = parse_val();