diff --git a/data/xml/meta.xml b/data/xml/meta.xml
index 93b5fd5..ab40b81 100644
--- a/data/xml/meta.xml
+++ b/data/xml/meta.xml
@@ -6,7 +6,7 @@
 			<sort value="1765-01-02" />
 			<location ref="1" />
 			<senders>
-				<sender ref="122" />
+				<sender ref="122a" />
 			</senders>
 			<receivers>
 				<receiver ref="2" />
diff --git a/scripts/lint-verweise.py b/scripts/lint_verweise.py
similarity index 100%
rename from scripts/lint-verweise.py
rename to scripts/lint_verweise.py
diff --git a/scripts/reference_check_errors.txt b/scripts/reference_check_errors.txt
deleted file mode 100644
index f98aa84..0000000
--- a/scripts/reference_check_errors.txt
+++ /dev/null
@@ -1 +0,0 @@
-data/xml/meta.xml, Line 12: Invalid reference (sender/receiver:255)