diff --git a/api/debian/changelog b/api/debian/changelog
index b52649db8..35e3c4a2f 100644
--- a/api/debian/changelog
+++ b/api/debian/changelog
@@ -1,3 +1,9 @@
+ooni-api (1.0.59) unstable; urgency=medium
+
+  * Add update time to URL priorities
+
+ -- Federico Ceratto <federico@debian.org>  Wed, 14 Jun 2023 18:20:00 +0100
+
 ooni-api (1.0.58) unstable; urgency=medium
 
   * Add incident management CRUD
diff --git a/api/ooniapi/citizenlab.py b/api/ooniapi/citizenlab.py
index 1ccaeea24..15f921e31 100644
--- a/api/ooniapi/citizenlab.py
+++ b/api/ooniapi/citizenlab.py
@@ -33,6 +33,7 @@
 It contains rules on category_code, cc, domain and url to assign priorities.
 Values can be wildcards "*". A citizenlab entry can match multiple rules.
 """
+# The tables creation is in tests/integ/clickhouse_1_schema.sql
 
 log = logging.getLogger()  # overridden by current_app.logger
 
@@ -703,7 +704,7 @@ def list_url_priorities() -> Response:
     global log
     log = current_app.logger
     log.debug("listing URL prio rules")
-    query = """SELECT category_code, cc, domain, url, priority
+    query = """SELECT category_code, cc, domain, url, priority, update_time
     FROM url_priorities FINAL
     ORDER BY category_code, cc, domain, url, priority
     """
diff --git a/api/tests/integ/clickhouse_1_schema.sql b/api/tests/integ/clickhouse_1_schema.sql
index 961f9627d..b64033085 100644
--- a/api/tests/integ/clickhouse_1_schema.sql
+++ b/api/tests/integ/clickhouse_1_schema.sql
@@ -59,7 +59,8 @@ CREATE TABLE default.url_priorities (
     `cc` String,
     `domain` String,
     `url` String,
-    `priority` Int32
+    `priority` Int32,
+    `update_time` DateTime DEFAULT now()
 )
 ENGINE = CollapsingMergeTree(sign)
 ORDER BY (category_code, cc, domain, url, priority)
diff --git a/api/tests/integ/test_citizenlab.py b/api/tests/integ/test_citizenlab.py
index 7d598fcc9..a5bc3e118 100644
--- a/api/tests/integ/test_citizenlab.py
+++ b/api/tests/integ/test_citizenlab.py
@@ -360,9 +360,13 @@ def match(url):
         assert r.status_code == 200, r.json
         for x in r.json["rules"]:
             for k, v in x.items():
-                assert v != '', f"Empty value in {x}"
-        match = [x for x in r.json["rules"] if x == exp]
-        return len(match)
+                assert v != "", f"Empty value in {x}"
+        for ru in r.json["rules"]:
+            ru.pop("update_time")
+            if ru == exp:
+                return True  # found
+
+        return False
 
     assert match("INTEG-TEST") == 0
     assert match("INTEG-TEST2") == 0
@@ -376,7 +380,7 @@ def match(url):
     assert r.status_code == 400, r.json
 
     # Create
-    xxx = dict(category_code="NEWS", priority=100, cc='', url="INTEG-TEST")
+    xxx = dict(category_code="NEWS", priority=100, cc="", url="INTEG-TEST")
     d = dict(new_entry=xxx)
     r = adminsession.post("/api/_/url-priorities/update", json=d)
     assert r.status_code == 200, r.json