diff --git a/api/src/index.js b/api/src/index.js
index d0efee4..c29a461 100644
--- a/api/src/index.js
+++ b/api/src/index.js
@@ -20,7 +20,7 @@ app.post(
                 errorMessage: 'Supplied language is not a string',
             },
             custom: {
-                options: value => languages.find(language => language.name === value?.toLowerCase()),
+                options: value => languages.find(language => language.aliases.includes(value?.toLowerCase())),
                 errorMessage: 'Supplied language is not supported by Piston',
             },
         },