diff --git a/debian/changelog b/debian/changelog
index 82e7c24..6d5be48 100644
--- a/debian/changelog
+++ b/debian/changelog
@@ -1,3 +1,10 @@
+ubuntu-dev-tools (0.193ubuntu5) UNRELEASED; urgency=medium
+
+  * Remove references to deprecated
+    http://people.canonical.com/~ubuntu-archive.
+
+ -- Steve Langasek <steve.langasek@ubuntu.com>  Tue, 30 May 2023 19:35:57 -0700
+
 ubuntu-dev-tools (0.193ubuntu4) mantic; urgency=medium
 
   * Remove references to ftpmaster.internal.  When this name is resolvable
diff --git a/syncpackage b/syncpackage
index 4865da2..ca636f6 100755
--- a/syncpackage
+++ b/syncpackage
@@ -452,7 +452,7 @@ def is_blacklisted(query):
             blacklisted = "ALWAYS"
 
     # Old blacklist:
-    url = "http://people.canonical.com/~ubuntu-archive/sync-blacklist.txt"
+    url = "https://ubuntu-archive-team.ubuntu.com/sync-blacklist.txt"
     with urllib.request.urlopen(url) as f:
         applicable_lines = []
         for line in f:
diff --git a/ubuntutools/archive.py b/ubuntutools/archive.py
index acb9de9..310fdd5 100644
--- a/ubuntutools/archive.py
+++ b/ubuntutools/archive.py
@@ -946,7 +946,7 @@ class _WebJSON:
 class Madison(_WebJSON):
     urls = {
         "debian": "https://api.ftp-master.debian.org/madison",
-        "ubuntu": "http://people.canonical.com/~ubuntu-archive/madison.cgi",
+        "ubuntu": "https://ubuntu-archive-team.ubuntu.com/madison.cgi",
     }
 
     def __init__(self, distro="debian"):