diff --git a/tests/data_files/server2.ku-ds.crt b/tests/data_files/server2.ku-ds.crt
new file mode 100644
index 0000000..3bd07d0
--- /dev/null
+++ b/tests/data_files/server2.ku-ds.crt
@@ -0,0 +1,21 @@
+-----BEGIN CERTIFICATE-----
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+-----END CERTIFICATE-----