diff --git a/matrix_alertbot/command.py b/matrix_alertbot/command.py
index 3969566..7998bcd 100644
--- a/matrix_alertbot/command.py
+++ b/matrix_alertbot/command.py
@@ -238,22 +238,34 @@ class HelpCommand(BaseCommand):
     async def process(self) -> None:
         """Show the help text"""
         logger.debug(f"Displaying help to room {self.room.display_name}")
-        if not self.args:
+        if len(self.args) == 0:
             text = (
-                "Hello, I am a bot made with matrix-nio! Use `help commands` to view "
+                "Hello, I am a bot made with matrix-nio! Use 'help commands' to view "
                 "available commands."
             )
-            await send_text_to_room(self.matrix_client, self.room.room_id, text)
-            return
-
-        topic = self.args[0]
-        if topic == "rules":
-            text = "These are the rules!"
-        elif topic == "commands":
-            text = "Available commands: ..."
         else:
-            text = "Unknown help topic!"
-        await send_text_to_room(self.matrix_client, self.room.room_id, text)
+            topic = self.args[0]
+            if topic == "commands":
+                reactions = " ".join(
+                    sorted(self.config.allowed_reactions - self.config.insult_reactions)
+                )
+                text = (
+                    "Here is the list of available commands:\n"
+                    "- help: Display this help message.\n"
+                    "- ack: Create a silence for the alert that is replied to.\n"
+                    "- unack: Remove a silence for the alert that is replied to.\n\n"
+                    "You can also react with an emoji to an alert to create a silence. "
+                    "Removing a reaction will remove the silence.\n"
+                    f"Here is the list of allowed emoji to trigger a silence: {reactions}\n"
+                )
+            else:
+                text = (
+                    "I'm sorry, I don't know much about this topic. "
+                    "You can type 'help commands' to view a list of available commands."
+                )
+        await send_text_to_room(
+            self.matrix_client, self.room.room_id, text, notice=False
+        )
 
 
 class AngryUserCommand(BaseCommand):
diff --git a/tests/test_command.py b/tests/test_command.py
index 8cef56a..ad68b08 100644
--- a/tests/test_command.py
+++ b/tests/test_command.py
@@ -109,6 +109,7 @@ class CommandTestCase(unittest.IsolatedAsyncioTestCase):
         # We don't spec config, as it doesn't currently have well defined attributes
         self.fake_config = Mock()
         self.fake_config.allowed_rooms = [self.fake_room.room_id]
+        self.fake_config.allowed_reactions = {"🤫", "😶", "🤐"}
 
     @patch.object(matrix_alertbot.command.AckAlertCommand, "process")
     async def test_process_ack_command(self, fake_ack: Mock) -> None:
@@ -648,29 +649,6 @@ class CommandTestCase(unittest.IsolatedAsyncioTestCase):
         _, _, text = fake_send_text_to_room.call_args.args
         self.assertIn("help commands", text)
 
-    @patch.object(matrix_alertbot.command, "send_text_to_room")
-    async def test_help_with_rules_topic(self, fake_send_text_to_room: Mock) -> None:
-        """Tests the callback for InviteMemberEvents"""
-        # Tests that the bot attempts to join a room after being invited to it
-
-        command = HelpCommand(
-            self.fake_matrix_client,
-            self.fake_cache,
-            self.fake_alertmanager_client,
-            self.fake_config,
-            self.fake_room,
-            self.fake_sender,
-            self.fake_event_id,
-            ("rules",),
-        )
-
-        await command.process()
-
-        # Check that we attempted to create silences
-        fake_send_text_to_room.assert_called_once()
-        _, _, text = fake_send_text_to_room.call_args.args
-        self.assertIn("rules!", text)
-
     @patch.object(matrix_alertbot.command, "send_text_to_room")
     async def test_help_with_commands_topic(self, fake_send_text_to_room: Mock) -> None:
         """Tests the callback for InviteMemberEvents"""
@@ -692,7 +670,7 @@ class CommandTestCase(unittest.IsolatedAsyncioTestCase):
         # Check that we attempted to create silences
         fake_send_text_to_room.assert_called_once()
         _, _, text = fake_send_text_to_room.call_args.args
-        self.assertIn("Available commands", text)
+        self.assertIn("Here is the list of available commands", text)
 
     @patch.object(matrix_alertbot.command, "send_text_to_room")
     async def test_angry_user(self, fake_send_text_to_room: Mock) -> None:
@@ -744,7 +722,7 @@ class CommandTestCase(unittest.IsolatedAsyncioTestCase):
         # Check that we attempted to create silences
         fake_send_text_to_room.assert_called_once()
         _, _, text = fake_send_text_to_room.call_args.args
-        self.assertEqual("Unknown help topic!", text)
+        self.assertIn("I'm sorry, I don't know much about this topic.", text)
 
     @patch.object(matrix_alertbot.command, "send_text_to_room")
     async def test_unknown_command(self, fake_send_text_to_room: Mock) -> None: