diff --git a/statement.go b/statement.go
index 773dd378..713e8637 100644
--- a/statement.go
+++ b/statement.go
@@ -523,6 +523,9 @@ func (statement *Statement) Cols(columns ...string) *Statement {
 		statement.columnMap[strings.ToLower(nc)] = true
 	}
 	statement.ColumnStr = statement.Engine.Quote(strings.Join(newColumns, statement.Engine.Quote(", ")))
+	if strings.Contains(statement.ColumnStr, ".") {
+		statement.ColumnStr = strings.Replace(statement.ColumnStr, ".", statement.Engine.Quote("."), -1)
+	}
 	return statement
 }