diff --git a/d2m/actions/create-room.js b/d2m/actions/create-room.js
index 96a9671..c4baa2d 100644
--- a/d2m/actions/create-room.js
+++ b/d2m/actions/create-room.js
@@ -58,7 +58,7 @@ async function channelToKState(channel, guild) {
 		"m.room.join_rules/": {
 			join_rule: "restricted",
 			allow: [{
-				type: "m.room.membership",
+				type: "m.room_membership",
 				room_id: spaceID
 			}]
 		}
@@ -179,7 +179,9 @@ async function createAllForGuild(guildID) {
 	const channelIDs = discord.guildChannelMap.get(guildID)
 	assert.ok(channelIDs)
 	for (const channelID of channelIDs) {
-		await syncRoom(channelID).then(r => console.log(`synced ${channelID}:`, r))
+		if (discord.channels.get(channelID)?.type === DiscordTypes.ChannelType.GuildText) { // TODO: guild sync thread channels and such. maybe make a helper function to check if a given channel is syncable?
+			await syncRoom(channelID).then(r => console.log(`synced ${channelID}:`, r))
+		}
 	}
 }
 
diff --git a/d2m/actions/send-message.js b/d2m/actions/send-message.js
index 738c59a..897f7c0 100644
--- a/d2m/actions/send-message.js
+++ b/d2m/actions/send-message.js
@@ -15,14 +15,14 @@ const createRoom = sync.require("../actions/create-room")
 
 /**
  * @param {import("discord-api-types/v10").GatewayMessageCreateDispatchData} message
+ * @param {import("discord-api-types/v10").APIGuild} guild
  */
-async function sendMessage(message) {
-	assert.ok(message.member)
-
+async function sendMessage(message, guild) {
 	const roomID = await createRoom.ensureRoom(message.channel_id)
 
 	let senderMxid = null
 	if (!message.webhook_id) {
+		assert(message.member)
 		senderMxid = await registerUser.ensureSimJoined(message.author, roomID)
 		await registerUser.syncUser(message.author, message.member, message.guild_id, roomID)
 	}
diff --git a/d2m/event-dispatcher.js b/d2m/event-dispatcher.js
index eeee451..baf19a8 100644
--- a/d2m/event-dispatcher.js
+++ b/d2m/event-dispatcher.js
@@ -24,7 +24,7 @@ module.exports = {
 	 * @param {import("discord-api-types/v10").GatewayMessageReactionAddDispatchData} data
 	 */
 	onReactionAdd(client, data) {
-		if (data.emoji.id !== null) return // TOOD: image emoji reactions
+		if (data.emoji.id !== null) return // TODO: image emoji reactions
 		console.log(data)
 		addReaction.addReaction(data)
 	}
diff --git a/matrix/api.js b/matrix/api.js
index 846ea64..3ec014d 100644
--- a/matrix/api.js
+++ b/matrix/api.js
@@ -78,7 +78,7 @@ function getAllState(roomID) {
 async function sendState(roomID, type, stateKey, content, mxid) {
    console.log(`[api] state: ${roomID}: ${type}/${stateKey}`)
    assert.ok(type)
-   assert.ok(stateKey)
+   assert.ok(typeof stateKey === "string")
    /** @type {import("../types").R.EventSent} */
    const root = await mreq.mreq("PUT", path(`/client/v3/rooms/${roomID}/state/${type}/${stateKey}`, mxid), content)
    return root.event_id
diff --git a/package-lock.json b/package-lock.json
index 9556331..224e232 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -478,9 +478,9 @@
       "integrity": "sha512-Gd2UZBJDkXlY7GbJxfsE8/nvKkUEU1G38c1siN6QP6a9PT9MmHB8GnpscSmMJSoF8LOIrt8ud/wPtojys4G6+g=="
     },
     "node_modules/better-sqlite3": {
-      "version": "8.3.0",
-      "resolved": "https://registry.npmjs.org/better-sqlite3/-/better-sqlite3-8.3.0.tgz",
-      "integrity": "sha512-JTmvBZL/JLTc+3Msbvq6gK6elbU9/wVMqiudplHrVJpr7sVMR9KJrNhZAbW+RhXKlpMcuEhYkdcHa3TXKNXQ1w==",
+      "version": "8.4.0",
+      "resolved": "https://registry.npmjs.org/better-sqlite3/-/better-sqlite3-8.4.0.tgz",
+      "integrity": "sha512-NmsNW1CQvqMszu/CFAJ3pLct6NEFlNfuGM6vw72KHkjOD1UDnL96XNN1BMQc1hiHo8vE2GbOWQYIpZ+YM5wrZw==",
       "hasInstallScript": true,
       "dependencies": {
         "bindings": "^1.5.0",
diff --git a/test/data.js b/test/data.js
index 9704c8d..6a65b5f 100644
--- a/test/data.js
+++ b/test/data.js
@@ -33,7 +33,7 @@ module.exports = {
 			"m.room.join_rules/": {
 				join_rule: "restricted",
 				allow: [{
-					type: "m.room.membership",
+					type: "m.room_membership",
 					room_id: "!jjWAGMeQdNrVZSSfvz:cadence.moe"
 				}]
 			},