diff --git a/lunr.du.js b/lunr.du.js
index e2b1d41..18edeb8 100644
--- a/lunr.du.js
+++ b/lunr.du.js
@@ -52,7 +52,7 @@
       throw new Error('Lunr stemmer support is not present. Please include / require Lunr stemmer support before this script.');
     }
 
-    console.warn("[Lunr Languages] Please use the \"nl\" instead of the \"du\". The \"nl\" code is the standard code for Dutch language, and \"du\" will be removed in the next major versions.")
+    console.warn("[Lunr Languages] Please use the \"nl\" instead of the \"du\". The \"nl\" code is the standard code for Dutch language, and \"du\" will be removed in the next major versions.");
 
     /* register specific locale function */
     lunr.du = function() {