diff --git a/tools/build/lib/byond.js b/tools/build/lib/byond.js
index 55ffd32bc606..e7bce2cf8ba9 100644
--- a/tools/build/lib/byond.js
+++ b/tools/build/lib/byond.js
@@ -8,11 +8,7 @@ import { regQuery } from './winreg.js';
  */
 let dmPath;
 
-const getDmPath = async (namedVersion) => {
-  // Use specific named version
-  if(namedVersion) {
-    return getNamedByondVersionPath(namedVersion);
-  }
+const getDmPath = async () => {
   if (dmPath) {
     return dmPath;
   }
@@ -20,7 +16,6 @@ const getDmPath = async (namedVersion) => {
     // Search in array of paths
     const paths = [
       ...((process.env.DM_EXE && process.env.DM_EXE.split(',')) || []),
-      ...getDefaultNamedByondVersionPath(),
       'C:\\Program Files\\BYOND\\bin\\dm.exe',
       'C:\\Program Files (x86)\\BYOND\\bin\\dm.exe',
       ['reg', 'HKLM\\Software\\Dantom\\BYOND', 'installpath'],
@@ -63,69 +58,15 @@ const getDmPath = async (namedVersion) => {
   return dmPath;
 };
 
-
-
-const getNamedByondVersionPath = (namedVersion) =>{
-  const all_entries = getAllNamedDmVersions(true)
-  const map_entry = all_entries.find(x => x.name === namedVersion);
-  if(map_entry === undefined){
-    Juke.logger.error(`No named byond version with name "${namedVersion}" found.`);
-    throw new Juke.ExitCode(1);
-  }
-  return map_entry.path;
-}
-
-const getDefaultNamedByondVersionPath = () =>{
-  const all_entries = getAllNamedDmVersions(false)
-  const map_entry = all_entries.find(x => x.default == true);
-  if(map_entry === undefined)
-    return []
-  return [map_entry.path];
-}
-
-
-/** @type {[{ name, path, default }]} */
-let namedDmVersionList;
-export const NamedVersionFile = "tools/build/dm_versions.json"
-
-const getAllNamedDmVersions = (throw_on_fail) => {
-  if(!namedDmVersionList){
-    if(!fs.existsSync(NamedVersionFile)){
-      if(throw_on_fail){
-        Juke.logger.error(`No byond version map file found.`);
-        throw new Juke.ExitCode(1);
-      }
-      namedDmVersionList = []
-      return namedDmVersionList;
-    }
-    try{
-      namedDmVersionList = JSON.parse(fs.readFileSync(NamedVersionFile));
-    }
-    catch(err){
-      if(throw_on_fail){
-        Juke.logger.error(`Failed to parse byond version map file. ${err}`);
-        throw new Juke.ExitCode(1);
-      }
-      namedDmVersionList = []
-      return namedDmVersionList;
-    }
-  }
-  return namedDmVersionList;
-}
-
 /**
  * @param {string} dmeFile
  * @param {{
  *   defines?: string[];
  *   warningsAsErrors?: boolean;
- *   namedDmVersion?: string;
  * }} options
  */
 export const DreamMaker = async (dmeFile, options = {}) => {
-  if(options.namedDmVersion !== null){
-    Juke.logger.info('Using named byond version:', options.namedDmVersion);
-  }
-  const dmPath = await getDmPath(options.namedDmVersion);
+  const dmPath = await getDmPath();
   // Get project basename
   const dmeBaseName = dmeFile.replace(/\.dme$/, '');
   // Make sure output files are writable
@@ -179,17 +120,10 @@ export const DreamMaker = async (dmeFile, options = {}) => {
   }
 };
 
-
-/**
-* @param {{
-*   dmbFile: string;
-*   namedDmVersion?: string;
-* }} options
-*/
-export const DreamDaemon = async (options, ...args) => {
-  const dmPath = await getDmPath(options.namedDmVersion);
+export const DreamDaemon = async (dmbFile, ...args) => {
+  const dmPath = await getDmPath();
   const baseDir = path.dirname(dmPath);
   const ddExeName = process.platform === 'win32' ? 'dreamdaemon.exe' : 'DreamDaemon';
   const ddExePath = baseDir === '.' ? ddExeName : path.join(baseDir, ddExeName);
-  return Juke.exec(ddExePath, [options.dmbFile, ...args]);
+  return Juke.exec(ddExePath, [dmbFile, ...args]);
 };