diff --git a/six/modules/c++/six.sidd/tests/sample_xml/sidd300.xml b/six/modules/c++/six.sidd/tests/sample_xml/sidd300.xml
index e3a79ebe9..11686c833 100644
--- a/six/modules/c++/six.sidd/tests/sample_xml/sidd300.xml
+++ b/six/modules/c++/six.sidd/tests/sample_xml/sidd300.xml
@@ -504,6 +504,31 @@
0
+
+
+
+ 1
+ 2
+
+
+ 3.14
+
+
+
+
+ 3
+ 4
+
+
+ 3.1415
+
+
+ 3.1415926
+
+
+
+
+
1