diff --git a/commands/message/utils/eval.js b/commands/message/utils/eval.js
index 1419297..925d2d5 100644
--- a/commands/message/utils/eval.js
+++ b/commands/message/utils/eval.js
@@ -45,7 +45,7 @@ module.exports = {
     }
 
     let compArgs = "";
-    if(REXTESTER_COMPILER_ARGS[args.lang]) compArgs = REXTESTER_COMPILER_ARGS[args.lang]
+    if(REXTESTER_COMPILER_ARGS[REXTESTER_LANGUAGES[args.lang]]) compArgs = REXTESTER_COMPILER_ARGS[REXTESTER_LANGUAGES[args.lang]]
     try{
       data = await superagent.post(`https://rextester.com/rundotnet/Run`)
         .set({
diff --git a/labscore/constants.js b/labscore/constants.js
index 1b9f9b7..a690bf9 100644
--- a/labscore/constants.js
+++ b/labscore/constants.js
@@ -649,13 +649,14 @@ module.exports.REXTESTER_LANGUAGES = Object.freeze({
   "bash": "38",
   "node": "23",
   "js": "23",
-  "py": "5",
+  "py2": "5",
+  "py": "24",
   "java": "4",
   "lua": "14",
   "ruby": "12",
   "perl": "13",
   "go": "20",
-  //"kt": "43",
+  "kt": "43",
   "rust": "46",
   "php": "8",
   "c": "6",