diff --git a/pretix_matrix_inviter/forms.py b/pretix_matrix_inviter/forms.py
index 2268b80eacdfcc117ecb4e062c2e0ec1c8b59f65..049d16775fb2b2207d2bcf92b395499248404105 100644
--- a/pretix_matrix_inviter/forms.py
+++ b/pretix_matrix_inviter/forms.py
@@ -3,6 +3,8 @@ from django.utils.translation import ugettext_lazy as _
 from i18nfield.forms import I18nFormField, I18nTextInput
 from pretix.base.forms import SettingsForm
 
+from .helpers import matrix_room_info_for_event
+
 
 class MatrixInviterForm(SettingsForm):
     matrix_inviter_items = forms.MultipleChoiceField(
@@ -21,11 +23,6 @@ class MatrixInviterForm(SettingsForm):
         label=_("Matrix server"),
         strip=True,
     )
-    matrix_inviter_matrix_room = forms.RegexField(
-        label=_("Matrix room"),
-        regex="(!|#)[^:]+:.+",
-        strip=True,
-    )
     matrix_inviter_hint = I18nFormField(
         widget=I18nTextInput,
         label=_("Help text for the Matrix ID field"),
@@ -42,3 +39,24 @@ class MatrixInviterForm(SettingsForm):
         self.fields["matrix_inviter_items"].choices = [
             (i.pk, i.name) for i in self.obj.items.all()
         ]
+
+        room_info = matrix_room_info_for_event(self.obj)
+        if self.obj.settings.matrix_inviter_matrix_room.startswith("!"):
+            if room_info["canonical_alias"]:
+                room_help_text = _('"{name}" (<code>{canonical_alias}</code>)')
+            else:
+                room_help_text = _('"{name}"')
+        else:
+            if room_info["canonical_alias"]:
+                room_help_text = _(
+                    '"{name}" (<code>{room_id}</code>, main alias: <code>{canonical_alias}</code>)'
+                )
+            else:
+                room_help_text = _('"{name}" (<code>{room_id}</code>)')
+
+        self.fields["matrix_inviter_matrix_room"] = forms.RegexField(
+            label=_("Matrix room"),
+            regex="(!|#)[^:]+:.+",
+            strip=True,
+            help_text=(room_help_text.format_map(room_info)),
+        )
diff --git a/pretix_matrix_inviter/helpers.py b/pretix_matrix_inviter/helpers.py
index 4a7613c36bc9762256cabe25e591db1a2f1b8662..a5757ed862d355a87ca204b7c6ad74dc0fd16b3f 100644
--- a/pretix_matrix_inviter/helpers.py
+++ b/pretix_matrix_inviter/helpers.py
@@ -2,6 +2,30 @@ import requests
 from urllib.parse import quote as url_quote
 
 
+def matrix_room_info_for_event(event):
+    return event.cache.get_or_set(
+        "matrix_room_info",
+        matrix_room_info(
+            event.settings.matrix_inviter_matrix_server,
+            event.settings.matrix_inviter_authorization_token,
+            event.settings.matrix_inviter_matrix_room,
+        ),
+        120,
+    )
+
+
+def matrix_room_info(server, token, room_id_or_alias):
+    room_id = matrix_room_id(server, room_id_or_alias)
+    canonical_alias = matrix_room_canonical_alias_from_id(server, token, room_id)
+    name = matrix_room_name_from_id(server, token, room_id)
+
+    return {
+        "room_id": room_id,
+        "canonical_alias": canonical_alias,
+        "name": name,
+    }
+
+
 def matrix_room_id(server, room_id_or_alias):
     if room_id_or_alias.startswith("!"):
         return room_id_or_alias
@@ -18,3 +42,31 @@ def matrix_room_id_from_alias(server, alias):
     )
 
     return r.json().get("room_id")
+
+
+def matrix_room_canonical_alias_from_id(server, token, room_id):
+    r = requests.get(
+        "https://{}/_matrix/client/v3/rooms/{}/state/m.room.canonical_alias".format(
+            url_quote(server),
+            url_quote(room_id),
+        ),
+        headers={
+            "Authorization": "Bearer {}".format(token),
+        },
+    )
+
+    return r.json().get("alias")
+
+
+def matrix_room_name_from_id(server, token, room_id):
+    r = requests.get(
+        "https://{}/_matrix/client/v3/rooms/{}/state/m.room.name".format(
+            url_quote(server),
+            url_quote(room_id),
+        ),
+        headers={
+            "Authorization": "Bearer {}".format(token),
+        },
+    )
+
+    return r.json().get("name")
diff --git a/pretix_matrix_inviter/locale/de/LC_MESSAGES/django.po b/pretix_matrix_inviter/locale/de/LC_MESSAGES/django.po
index 0143238f7076872132d2965e4c6b7d4cec5779de..c65e57a47fc1ba9ca1d8535822b081839f38e104 100644
--- a/pretix_matrix_inviter/locale/de/LC_MESSAGES/django.po
+++ b/pretix_matrix_inviter/locale/de/LC_MESSAGES/django.po
@@ -2,7 +2,7 @@ msgid ""
 msgstr ""
 "Project-Id-Version: \n"
 "Report-Msgid-Bugs-To: \n"
-"POT-Creation-Date: 2022-02-04 19:41+0100\n"
+"POT-Creation-Date: 2022-02-08 00:36+0100\n"
 "PO-Revision-Date: \n"
 "Last-Translator: Felix Schäfer\n"
 "Language-Team: \n"
@@ -21,49 +21,75 @@ msgid ""
 "Space."
 msgstr ""
 
-#: pretix_matrix_inviter/forms.py:12
+#: pretix_matrix_inviter/forms.py:14
 msgid "Ask Matrix ID for"
 msgstr ""
 
-#: pretix_matrix_inviter/forms.py:17
+#: pretix_matrix_inviter/forms.py:19
 msgid "Authorization token"
 msgstr ""
 
-#: pretix_matrix_inviter/forms.py:21
+#: pretix_matrix_inviter/forms.py:23
 msgid "Matrix server"
 msgstr ""
 
-#: pretix_matrix_inviter/forms.py:25
-msgid "Matrix room"
+#: pretix_matrix_inviter/forms.py:28
+msgid "Help text for the Matrix ID field"
 msgstr ""
 
-#: pretix_matrix_inviter/forms.py:31
-msgid "Help text for the Matrix ID field"
+#: pretix_matrix_inviter/forms.py:33
+msgid "Invitiation message"
+msgstr ""
+
+#: pretix_matrix_inviter/forms.py:46
+#, python-brace-format
+msgid "\"{name}\" (<code>{canonical_alias}</code>)"
+msgstr ""
+
+#: pretix_matrix_inviter/forms.py:48
+#, python-brace-format
+msgid "\"{name}\""
+msgstr ""
+
+#: pretix_matrix_inviter/forms.py:52
+#, python-brace-format
+msgid ""
+"\"{name}\" (<code>{room_id}</code>, main alias: <code>{canonical_alias}</"
+"code>)"
+msgstr ""
+
+#: pretix_matrix_inviter/forms.py:55
+#, python-brace-format
+msgid "\"{name}\" (<code>{room_id}</code>)"
+msgstr ""
+
+#: pretix_matrix_inviter/forms.py:58
+msgid "Matrix room"
 msgstr ""
 
 #: pretix_matrix_inviter/signals.py:22
 msgid "You will be invited to the event's Matrix Space."
 msgstr ""
 
-#: pretix_matrix_inviter/signals.py:42
+#: pretix_matrix_inviter/signals.py:47
 msgid "Matrix ID"
 msgstr ""
 
-#: pretix_matrix_inviter/signals.py:47
+#: pretix_matrix_inviter/signals.py:52
 msgid "Enter a Matrix ID of the form @username:homeserver.tld"
 msgstr ""
 
-#: pretix_matrix_inviter/signals.py:82
+#: pretix_matrix_inviter/signals.py:94
 #: pretix_matrix_inviter/templates/pretix_matrix_inviter/settings.html:6
 msgid "Matrix inviter"
 msgstr ""
 
-#: pretix_matrix_inviter/signals.py:103
+#: pretix_matrix_inviter/signals.py:115
 #, python-brace-format
 msgid "{matrix_id} has been invited to {matrix_room}."
 msgstr ""
 
-#: pretix_matrix_inviter/signals.py:106
+#: pretix_matrix_inviter/signals.py:118
 #, python-brace-format
 msgid "There was an error inviting {matrix_id} to {matrix_room}: {error}"
 msgstr ""
diff --git a/pretix_matrix_inviter/locale/de_Informal/LC_MESSAGES/django.po b/pretix_matrix_inviter/locale/de_Informal/LC_MESSAGES/django.po
index 0143238f7076872132d2965e4c6b7d4cec5779de..c65e57a47fc1ba9ca1d8535822b081839f38e104 100644
--- a/pretix_matrix_inviter/locale/de_Informal/LC_MESSAGES/django.po
+++ b/pretix_matrix_inviter/locale/de_Informal/LC_MESSAGES/django.po
@@ -2,7 +2,7 @@ msgid ""
 msgstr ""
 "Project-Id-Version: \n"
 "Report-Msgid-Bugs-To: \n"
-"POT-Creation-Date: 2022-02-04 19:41+0100\n"
+"POT-Creation-Date: 2022-02-08 00:36+0100\n"
 "PO-Revision-Date: \n"
 "Last-Translator: Felix Schäfer\n"
 "Language-Team: \n"
@@ -21,49 +21,75 @@ msgid ""
 "Space."
 msgstr ""
 
-#: pretix_matrix_inviter/forms.py:12
+#: pretix_matrix_inviter/forms.py:14
 msgid "Ask Matrix ID for"
 msgstr ""
 
-#: pretix_matrix_inviter/forms.py:17
+#: pretix_matrix_inviter/forms.py:19
 msgid "Authorization token"
 msgstr ""
 
-#: pretix_matrix_inviter/forms.py:21
+#: pretix_matrix_inviter/forms.py:23
 msgid "Matrix server"
 msgstr ""
 
-#: pretix_matrix_inviter/forms.py:25
-msgid "Matrix room"
+#: pretix_matrix_inviter/forms.py:28
+msgid "Help text for the Matrix ID field"
 msgstr ""
 
-#: pretix_matrix_inviter/forms.py:31
-msgid "Help text for the Matrix ID field"
+#: pretix_matrix_inviter/forms.py:33
+msgid "Invitiation message"
+msgstr ""
+
+#: pretix_matrix_inviter/forms.py:46
+#, python-brace-format
+msgid "\"{name}\" (<code>{canonical_alias}</code>)"
+msgstr ""
+
+#: pretix_matrix_inviter/forms.py:48
+#, python-brace-format
+msgid "\"{name}\""
+msgstr ""
+
+#: pretix_matrix_inviter/forms.py:52
+#, python-brace-format
+msgid ""
+"\"{name}\" (<code>{room_id}</code>, main alias: <code>{canonical_alias}</"
+"code>)"
+msgstr ""
+
+#: pretix_matrix_inviter/forms.py:55
+#, python-brace-format
+msgid "\"{name}\" (<code>{room_id}</code>)"
+msgstr ""
+
+#: pretix_matrix_inviter/forms.py:58
+msgid "Matrix room"
 msgstr ""
 
 #: pretix_matrix_inviter/signals.py:22
 msgid "You will be invited to the event's Matrix Space."
 msgstr ""
 
-#: pretix_matrix_inviter/signals.py:42
+#: pretix_matrix_inviter/signals.py:47
 msgid "Matrix ID"
 msgstr ""
 
-#: pretix_matrix_inviter/signals.py:47
+#: pretix_matrix_inviter/signals.py:52
 msgid "Enter a Matrix ID of the form @username:homeserver.tld"
 msgstr ""
 
-#: pretix_matrix_inviter/signals.py:82
+#: pretix_matrix_inviter/signals.py:94
 #: pretix_matrix_inviter/templates/pretix_matrix_inviter/settings.html:6
 msgid "Matrix inviter"
 msgstr ""
 
-#: pretix_matrix_inviter/signals.py:103
+#: pretix_matrix_inviter/signals.py:115
 #, python-brace-format
 msgid "{matrix_id} has been invited to {matrix_room}."
 msgstr ""
 
-#: pretix_matrix_inviter/signals.py:106
+#: pretix_matrix_inviter/signals.py:118
 #, python-brace-format
 msgid "There was an error inviting {matrix_id} to {matrix_room}: {error}"
 msgstr ""
diff --git a/pretix_matrix_inviter/locale/django.pot b/pretix_matrix_inviter/locale/django.pot
index f73cc69a7c1405ac1f5a6f20392359d6bc72d3d2..8d5ada0f7879419fa61c3eebf7e7854e09b95e6b 100644
--- a/pretix_matrix_inviter/locale/django.pot
+++ b/pretix_matrix_inviter/locale/django.pot
@@ -8,7 +8,7 @@ msgid ""
 msgstr ""
 "Project-Id-Version: PACKAGE VERSION\n"
 "Report-Msgid-Bugs-To: \n"
-"POT-Creation-Date: 2022-02-04 19:41+0100\n"
+"POT-Creation-Date: 2022-02-08 00:36+0100\n"
 "PO-Revision-Date: YEAR-MO-DA HO:MI+ZONE\n"
 "Last-Translator: FULL NAME <EMAIL@ADDRESS>\n"
 "Language-Team: LANGUAGE <LL@li.org>\n"
@@ -27,49 +27,75 @@ msgid ""
 "Space."
 msgstr ""
 
-#: pretix_matrix_inviter/forms.py:12
+#: pretix_matrix_inviter/forms.py:14
 msgid "Ask Matrix ID for"
 msgstr ""
 
-#: pretix_matrix_inviter/forms.py:17
+#: pretix_matrix_inviter/forms.py:19
 msgid "Authorization token"
 msgstr ""
 
-#: pretix_matrix_inviter/forms.py:21
+#: pretix_matrix_inviter/forms.py:23
 msgid "Matrix server"
 msgstr ""
 
-#: pretix_matrix_inviter/forms.py:25
-msgid "Matrix room"
+#: pretix_matrix_inviter/forms.py:28
+msgid "Help text for the Matrix ID field"
 msgstr ""
 
-#: pretix_matrix_inviter/forms.py:31
-msgid "Help text for the Matrix ID field"
+#: pretix_matrix_inviter/forms.py:33
+msgid "Invitiation message"
+msgstr ""
+
+#: pretix_matrix_inviter/forms.py:46
+#, python-brace-format
+msgid "\"{name}\" (<code>{canonical_alias}</code>)"
+msgstr ""
+
+#: pretix_matrix_inviter/forms.py:48
+#, python-brace-format
+msgid "\"{name}\""
+msgstr ""
+
+#: pretix_matrix_inviter/forms.py:52
+#, python-brace-format
+msgid ""
+"\"{name}\" (<code>{room_id}</code>, main alias: <code>{canonical_alias}</"
+"code>)"
+msgstr ""
+
+#: pretix_matrix_inviter/forms.py:55
+#, python-brace-format
+msgid "\"{name}\" (<code>{room_id}</code>)"
+msgstr ""
+
+#: pretix_matrix_inviter/forms.py:58
+msgid "Matrix room"
 msgstr ""
 
 #: pretix_matrix_inviter/signals.py:22
 msgid "You will be invited to the event's Matrix Space."
 msgstr ""
 
-#: pretix_matrix_inviter/signals.py:42
+#: pretix_matrix_inviter/signals.py:47
 msgid "Matrix ID"
 msgstr ""
 
-#: pretix_matrix_inviter/signals.py:47
+#: pretix_matrix_inviter/signals.py:52
 msgid "Enter a Matrix ID of the form @username:homeserver.tld"
 msgstr ""
 
-#: pretix_matrix_inviter/signals.py:82
+#: pretix_matrix_inviter/signals.py:94
 #: pretix_matrix_inviter/templates/pretix_matrix_inviter/settings.html:6
 msgid "Matrix inviter"
 msgstr ""
 
-#: pretix_matrix_inviter/signals.py:103
+#: pretix_matrix_inviter/signals.py:115
 #, python-brace-format
 msgid "{matrix_id} has been invited to {matrix_room}."
 msgstr ""
 
-#: pretix_matrix_inviter/signals.py:106
+#: pretix_matrix_inviter/signals.py:118
 #, python-brace-format
 msgid "There was an error inviting {matrix_id} to {matrix_room}: {error}"
 msgstr ""