diff --git a/process/Keyword_lib/process.js b/process/Keyword_lib/process.js
index a40a3dd0d3c78acd350c07fc400b3c812cb75abd..b938e83c265a80b1c9eb9920e94561bb24d64a14 100644
--- a/process/Keyword_lib/process.js
+++ b/process/Keyword_lib/process.js
@@ -166,7 +166,7 @@ function KeywordAttribute(pContainerName, pAttributeName)
     var keywordAttrData = db.array(db.ROW, sql);
     
     if (keywordAttrData.length == 0)
-        throw new Error(translate.withArguments("no keyword attribute \"%0\" found in keyword container \"%1\"", this.attribute, this.container));
+        throw new Error(translate.withArguments("no keyword attribute \"%0\" found in keyword container \"%1\"", [this.attribute, this.container]));
     
     this.id = keywordAttrData[0];
     this.type = keywordAttrData[1];