diff --git a/changes/bug25378 b/changes/bug25378
new file mode 100644
index 0000000000000000000000000000000000000000..4648a0a3130224cd47cccf7dc81bd1e635f78522
--- /dev/null
+++ b/changes/bug25378
@@ -0,0 +1,4 @@
+  o Documentation:
+    - Update the documentation for "Log" to include the current list
+      of logging domains. Closes ticket 25378.
+
diff --git a/doc/tor.1.txt b/doc/tor.1.txt
index 31c43f2b467d5039b6a51f6aefa3066ef593d839..b8ab7f09979a5fb176b11617c6aa426a5cdf5715 100644
--- a/doc/tor.1.txt
+++ b/doc/tor.1.txt
@@ -650,7 +650,8 @@ GENERAL OPTIONS
  +
     The currently recognized domains are: general, crypto, net, config, fs,
     protocol, mm, http, app, control, circ, rend, bug, dir, dirserv, or, edge,
-    acct, hist, and handshake.  Domain names are case-insensitive. +
+    acct, hist, handshake, heartbeat, channel, sched, guard, consdiff, and dos.
+    Domain names are case-insensitive. +
  +
     For example, "`Log [handshake]debug [~net,~mm]info notice stdout`" sends
     to stdout: all handshake messages of any severity, all info-and-higher
diff --git a/src/common/log.c b/src/common/log.c
index d59e5a40361495c48813071d55978ac204de1ea3..9f4a8b2bc2113ca93d017699017ffd7b23923ded 100644
--- a/src/common/log.c
+++ b/src/common/log.c
@@ -1258,7 +1258,10 @@ log_level_to_string(int level)
 }
 
 /** NULL-terminated array of names for log domains such that domain_list[dom]
- * is a description of <b>dom</b>. */
+ * is a description of <b>dom</b>.
+ *
+ * Remember to update doc/tor.1.txt if you modify this list.
+ * */
 static const char *domain_list[] = {
   "GENERAL", "CRYPTO", "NET", "CONFIG", "FS", "PROTOCOL", "MM",
   "HTTP", "APP", "CONTROL", "CIRC", "REND", "BUG", "DIR", "DIRSERV",