diff --git a/src/test/java/org/culturegraph/mf/morph/functions/Regexp.xml b/src/test/java/org/culturegraph/mf/morph/functions/Regexp.xml
index f101c5488..a948b534a 100644
--- a/src/test/java/org/culturegraph/mf/morph/functions/Regexp.xml
+++ b/src/test/java/org/culturegraph/mf/morph/functions/Regexp.xml
@@ -77,4 +77,121 @@
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