diff --git a/src/util/highlighting.ts b/src/util/highlighting.ts
index c6a3879..60818b7 100644
--- a/src/util/highlighting.ts
+++ b/src/util/highlighting.ts
@@ -15,6 +15,8 @@ export const languages = {
     'rust',
     'sql',
     'go',
+    'swift',
+    'c'
   ],
   web: ['html', 'css', 'scss', 'php', 'graphql'],
   misc: ['dockerfile', 'markdown', 'proto'],