diff --git a/util/upf2qso/data/sample.xsd b/util/upf2qso/data/sample.xsd
new file mode 120000
index 0000000..b34032b
--- /dev/null
+++ b/util/upf2qso/data/sample.xsd
@@ -0,0 +1 @@
+../../../xml/sample.xsd
\ No newline at end of file
diff --git a/util/upf2qso/data/species.xsd b/util/upf2qso/data/species.xsd
new file mode 120000
index 0000000..896c5c1
--- /dev/null
+++ b/util/upf2qso/data/species.xsd
@@ -0,0 +1 @@
+../../../xml/species.xsd
\ No newline at end of file