diff --git a/src/lib/utils.ts b/src/lib/utils.ts
index bf8ed41..580deeb 100644
--- a/src/lib/utils.ts
+++ b/src/lib/utils.ts
@@ -12,22 +12,22 @@ export const slugify = (str: string) =>
 
 export const shorten = (name: string) => {
   let n = slugify(name).replace('script', '-s').replace('python', 'py').replace('markdown', 'md')
-  const nov = (s: string) => s[0] + s.substr(1).replace(/[aeiouy-]/g, '')
+  const nov = (s: string) => s[0] + s.substring(1).replace(/[aeiouy-]/g, '')
   if (n.replace(/-/g, '').length <= 4) {
     return n.replace(/-/g, '')
   }
   if (n.split('-').length >= 2) {
     return n
       .split('-')
-      .map((x) => nov(x.substr(0, 2)))
+      .map((x) => nov(x.substring(0, 2)))
       .join('')
-      .substr(0, 4)
+      .substring(0, 4)
   }
   n = nov(n)
   if (n.length <= 4) {
     return n
   }
-  return n.substr(0, 2) + n.substr(n.length - 2, 2)
+  return n.substring(0, 2) + n.substring(n.length - 2, 2)
 }
 
 export function getLangFromUrl() {
@@ -41,6 +41,9 @@ export function isInIframe(): boolean {
 }
 
 export function getHljsLangFromShort(short: string): string {
-  const langs = hljs.listLanguages().map((lang) => ({ lang, short: shorten(lang) }))
+  const langs = hljs
+    .listLanguages()
+    .filter((l) => l !== 'taggerscript') // seriously? This overrides typescript.
+    .map((lang) => ({ lang, short: shorten(lang) }))
   return langs.find((l) => l.short === short)?.lang ?? 'plaintext'
 }