diff --git a/service-names-port-numbers.xml b/service-names-port-numbers.xml
index b836f30..ab3d050 100644
--- a/service-names-port-numbers.xml
+++ b/service-names-port-numbers.xml
@@ -4,7 +4,7 @@
 <registry xmlns="http://www.iana.org/assignments" id="service-names-port-numbers">
   <title>Service Name and Transport Protocol Port Number Registry</title>
   <category>Service Names and Transport Protocol Port Numbers</category>
-  <updated>2024-01-24</updated>
+  <updated>2024-01-25</updated>
   <xref type="rfc" data="rfc6335"/>
   <expert>TCP/UDP: Joe Touch; Eliot Lear, Kumiko Ono, Wes Eddy, Brian Trammell, 
 Jana Iyengar, and Michael Scharf
@@ -103685,8 +103685,8 @@ implementations.  See RFC 3692 for details.</footnote>
     </person>
     <person id="Cartesian_Theatre">
       <org>Cartesian Theatre</org>
-      <uri>mailto:info&amp;cartesiantheatre.com</uri>
-      <updated>2020-02-28</updated>
+      <uri>mailto:kip&amp;heliosmusic.io</uri>
+      <updated>2024-01-25</updated>
     </person>
     <person id="Casey_Harrington">
       <name>Casey Harrington</name>
@@ -113351,8 +113351,8 @@ implementations.  See RFC 3692 for details.</footnote>
     <person id="Kip_Warner">
       <name>Kip Warner</name>
       <org>Cartesian Theatre</org>
-      <uri>mailto:kip&amp;thevertigo.com</uri>
-      <updated>2020-02-28</updated>
+      <uri>mailto:kip&amp;heliosmusic.io</uri>
+      <updated>2024-01-25</updated>
     </person>
     <person id="Kirill_Marinushkin">
       <name>Kirill Marinushkin</name>
diff --git a/service-names-port-numbers.xml.sha256sum b/service-names-port-numbers.xml.sha256sum
index 11293f7..976ecc9 100644
--- a/service-names-port-numbers.xml.sha256sum
+++ b/service-names-port-numbers.xml.sha256sum
@@ -1 +1 @@
-bf12b60d7e6a18650a6b7b0847b876341a7177d87b8d6492cc40ffdcf98f2b6c  service-names-port-numbers.xml
+c1c39274737b6b0a7fb26fad13e0e17b4ada5883e77abb4e0c13491a101465b3  service-names-port-numbers.xml