diff --git a/testing/tests/regression-suite/243-Moz-POST-FB.result b/testing/tests/regression-suite/243-Moz-POST-FB.result
index 0af9ddb8..604192fc 100644
--- a/testing/tests/regression-suite/243-Moz-POST-FB.result
+++ b/testing/tests/regression-suite/243-Moz-POST-FB.result
@@ -1,5 +1,5 @@
 <?xml version="1.0" encoding="utf-8" ?>
-<schedule-response xmlns="DAV:" xmlns:C="urn:ietf:params:xml:ns:caldav">
+<C:schedule-response xmlns="DAV:" xmlns:C="urn:ietf:params:xml:ns:caldav">
  <C:response>
   <C:recipient>
    <href>mailto:user1@example.net</href>
@@ -27,4 +27,4 @@ END:VFREEBUSY
 END:VCALENDAR
 </C:calendar-data>
  </C:response>
-</schedule-response>
+</C:schedule-response>
diff --git a/testing/tests/regression-suite/244-Moz-POST-FB.result b/testing/tests/regression-suite/244-Moz-POST-FB.result
index 435ad8e6..e43a3e3a 100644
--- a/testing/tests/regression-suite/244-Moz-POST-FB.result
+++ b/testing/tests/regression-suite/244-Moz-POST-FB.result
@@ -1,5 +1,5 @@
 <?xml version="1.0" encoding="utf-8" ?>
-<schedule-response xmlns="DAV:" xmlns:C="urn:ietf:params:xml:ns:caldav">
+<C:schedule-response xmlns="DAV:" xmlns:C="urn:ietf:params:xml:ns:caldav">
  <C:response>
   <C:recipient>
    <href>mailto:user2@example.net</href>
@@ -38,4 +38,4 @@ END:VFREEBUSY
 END:VCALENDAR
 </C:calendar-data>
  </C:response>
-</schedule-response>
+</C:schedule-response>
diff --git a/testing/tests/regression-suite/245-Moz-POST-FB.result b/testing/tests/regression-suite/245-Moz-POST-FB.result
index ec9a8396..fd3bc42e 100644
--- a/testing/tests/regression-suite/245-Moz-POST-FB.result
+++ b/testing/tests/regression-suite/245-Moz-POST-FB.result
@@ -1,12 +1,12 @@
 HTTP/1.1 200 OK
 Date: Dow, 01 Jan 2000 00:00:00 GMT
 DAV: 1, 2, 3, access-control, calendar-access, calendar-schedule
-ETag: "6688f740e99f71251b662dc5b901c1b6"
-Content-Length: 314
+ETag: "6ade03a359008583053c8c3a5dc72a10"
+Content-Length: 318
 Content-Type: text/xml; charset="utf-8"
 
 <?xml version="1.0" encoding="utf-8" ?>
-<schedule-response xmlns="DAV:" xmlns:C="urn:ietf:params:xml:ns:caldav">
+<C:schedule-response xmlns="DAV:" xmlns:C="urn:ietf:params:xml:ns:caldav">
  <C:response>
   <C:recipient>
    <href>mailto:user3@example.net</href>
@@ -14,4 +14,4 @@ Content-Type: text/xml; charset="utf-8"
   <C:request-status>3.8;No authority</C:request-status>
   <C:calendar-data/>
  </C:response>
-</schedule-response>
+</C:schedule-response>
diff --git a/testing/tests/regression-suite/246-Moz-POST-FB.result b/testing/tests/regression-suite/246-Moz-POST-FB.result
index 483803fb..3009d767 100644
--- a/testing/tests/regression-suite/246-Moz-POST-FB.result
+++ b/testing/tests/regression-suite/246-Moz-POST-FB.result
@@ -1,12 +1,12 @@
 HTTP/1.1 200 OK
 Date: Dow, 01 Jan 2000 00:00:00 GMT
 DAV: 1, 2, 3, access-control, calendar-access, calendar-schedule
-ETag: "0a963d6aa5a4ae8d91f2f6cebe27ad96"
-Content-Length: 331
+ETag: "1ae0716c07a40eb2663762d423506624"
+Content-Length: 335
 Content-Type: text/xml; charset="utf-8"
 
 <?xml version="1.0" encoding="utf-8" ?>
-<schedule-response xmlns="DAV:" xmlns:C="urn:ietf:params:xml:ns:caldav">
+<C:schedule-response xmlns="DAV:" xmlns:C="urn:ietf:params:xml:ns:caldav">
  <C:response>
   <C:recipient>
    <href>mailto:ultrabogosity@example.net</href>
@@ -14,4 +14,4 @@ Content-Type: text/xml; charset="utf-8"
   <C:request-status>3.7;Invalid Calendar User</C:request-status>
   <C:calendar-data/>
  </C:response>
-</schedule-response>
+</C:schedule-response>
diff --git a/testing/tests/regression-suite/516-iCal-POST.result b/testing/tests/regression-suite/516-iCal-POST.result
index b8b29a78..442b6eb6 100644
--- a/testing/tests/regression-suite/516-iCal-POST.result
+++ b/testing/tests/regression-suite/516-iCal-POST.result
@@ -1,5 +1,5 @@
 <?xml version="1.0" encoding="utf-8" ?>
-<schedule-response xmlns="DAV:" xmlns:C="urn:ietf:params:xml:ns:caldav">
+<C:schedule-response xmlns="DAV:" xmlns:C="urn:ietf:params:xml:ns:caldav">
  <C:response>
   <C:recipient>
    <href>mailto:user2@example.net</href>
@@ -24,4 +24,4 @@ END:VFREEBUSY
 END:VCALENDAR
 </C:calendar-data>
  </C:response>
-</schedule-response>
+</C:schedule-response>
diff --git a/testing/tests/regression-suite/517-iCal-POST.result b/testing/tests/regression-suite/517-iCal-POST.result
index 05ca8d32..c720ae33 100644
--- a/testing/tests/regression-suite/517-iCal-POST.result
+++ b/testing/tests/regression-suite/517-iCal-POST.result
@@ -1,5 +1,5 @@
 <?xml version="1.0" encoding="utf-8" ?>
-<schedule-response xmlns="DAV:" xmlns:C="urn:ietf:params:xml:ns:caldav">
+<C:schedule-response xmlns="DAV:" xmlns:C="urn:ietf:params:xml:ns:caldav">
  <C:response>
   <C:recipient>
    <href>mailto:user1@example.net</href>
@@ -48,4 +48,4 @@ END:VFREEBUSY
 END:VCALENDAR
 </C:calendar-data>
  </C:response>
-</schedule-response>
+</C:schedule-response>
diff --git a/testing/tests/regression-suite/880-Freebusy-POST.result b/testing/tests/regression-suite/880-Freebusy-POST.result
index b117ed1d..4794264a 100644
--- a/testing/tests/regression-suite/880-Freebusy-POST.result
+++ b/testing/tests/regression-suite/880-Freebusy-POST.result
@@ -1,5 +1,5 @@
 <?xml version="1.0" encoding="utf-8" ?>
-<schedule-response xmlns="DAV:" xmlns:C="urn:ietf:params:xml:ns:caldav">
+<C:schedule-response xmlns="DAV:" xmlns:C="urn:ietf:params:xml:ns:caldav">
  <C:response>
   <C:recipient>
    <href>mailto:user1@example.net</href>
@@ -78,4 +78,4 @@ END:VFREEBUSY
 END:VCALENDAR
 </C:calendar-data>
  </C:response>
-</schedule-response>
+</C:schedule-response>