diff --git a/js/po.js b/js/po.js
index f03e6e6e50..941ddb5e8c 100644
--- a/js/po.js
+++ b/js/po.js
@@ -29,7 +29,7 @@
 const fs = require('fs');
 
 /**
-* Buils a PO file for a specific language or all languages.
+* Builds a PO file for a specific language or all languages.
 */
 class PO
 {