diff --git a/testing/tests/regression-suite/509-iCal-PROPPATCH.result b/testing/tests/regression-suite/509-iCal-PROPPATCH.result
new file mode 100644
index 00000000..1c1ddd3c
--- /dev/null
+++ b/testing/tests/regression-suite/509-iCal-PROPPATCH.result
@@ -0,0 +1,14 @@
+HTTP/1.1 200 OK
+Date: Dow, 01 Jan 2000 00:00:00 GMT
+DAV: 1, 2, access-control, calendar-access
+Content-Length: 256
+Content-Type: text/xml; charset="utf-8"
+
+<?xml version="1.0" encoding="utf-8" ?>
+<multistatus xmlns="DAV:">
+ <response>
+  <href>/caldav.php/user1/6E20BB7C-EFD9-4F0F-9BDC-5335E04D47E0/</href>
+  <responsedescription>All requested changes were made.</responsedescription>
+ </response>
+</multistatus>
+iCal Calendar --- 1
diff --git a/testing/tests/regression-suite/509-iCal-PROPPATCH.test b/testing/tests/regression-suite/509-iCal-PROPPATCH.test
new file mode 100644
index 00000000..3685698c
--- /dev/null
+++ b/testing/tests/regression-suite/509-iCal-PROPPATCH.test
@@ -0,0 +1,29 @@
+#
+# iCal does a PROPPATCH to change the name of a calendar
+#
+TYPE=PROPPATCH
+URL=http://mycaldav/caldav.php/user1/6E20BB7C-EFD9-4F0F-9BDC-5335E04D47E0/
+HEADER=Content-Type: text/xml
+HEADER=User-Agent: DAVKit/2.0 (10.5.1; wrbt) iCal 3.0.1
+HEAD
+
+
+# Reformatted for readability
+BEGINDATA
+<?xml version="1.0" encoding="UTF-8" ?>
+<x0:propertyupdate xmlns:x0="DAV:">
+ <x0:set>
+  <x0:prop>
+   <x0:displayname>iCal Calendar</x0:displayname>
+  </x0:prop>
+ </x0:set>
+</x0:propertyupdate>
+ENDDATA
+
+
+QUERY
+SELECT dav_displayname, is_calendar
+  FROM collection 
+ WHERE dav_name = '/user1/6E20BB7C-EFD9-4F0F-9BDC-5335E04D47E0/';
+ENDQUERY
+