diff --git a/tzk/__main__.py b/tzk/__main__.py
index e19bca5..0e94cf2 100644
--- a/tzk/__main__.py
+++ b/tzk/__main__.py
@@ -85,6 +85,12 @@ class ListenCommand(CliCommand):
 
     @classmethod
     def setup_arguments(cls, parser: argparse.ArgumentParser) -> None:
+        parser.add_argument(
+            "--host",
+            metavar="HOST",
+            help="Host to listen on.",
+            default=str(cm().listen_host or "127.0.0.1"),
+        )
         parser.add_argument(
             "-p", "--port",
             metavar="PORT",
@@ -111,6 +117,7 @@ class ListenCommand(CliCommand):
             tw.exec(
                 [
                     ("listen",
+                    f"host={args.host}",
                     f"port={args.port}",
                     f"username={args.username}",
                     f"password={args.password}")
diff --git a/tzk/default_config.py b/tzk/default_config.py
index 394028c..af42c96 100644
--- a/tzk/default_config.py
+++ b/tzk/default_config.py
@@ -35,6 +35,10 @@ commit_remote = ""
 # http://localhost:8080 in your browser.
 listen_port = 8080
 
+# Host to listen on. If you specify "0.0.0.0" it will listen to all network interfaces.
+# This is useful for allowing the wiki to be exposed to the network through a container.
+listen_host = "127.0.0.1"
+
 # Uncomment if you want to require HTTP basic authentication when serving your wiki.
 # **WARNING**: this is NOT secure for use over the open Internet or all but the
 # simplest local networks, as the password is sent in the clear. For good