diff --git a/extensions/mattermost/src/mattermost/monitor-websocket.ts b/extensions/mattermost/src/mattermost/monitor-websocket.ts
index 87d6b0efff5..5c4b89316dc 100644
--- a/extensions/mattermost/src/mattermost/monitor-websocket.ts
+++ b/extensions/mattermost/src/mattermost/monitor-websocket.ts
@@ -36,7 +36,7 @@ export type MattermostWebSocketLike = {
 
 export type MattermostWebSocketFactory = (url: string) => MattermostWebSocketLike;
 
-const MattermostPostSchema = z.record(z.string(), z.unknown()) as z.ZodType<MattermostPost>;
+const MattermostPostSchema = z.record(z.string(), z.unknown()) as unknown as z.ZodType<MattermostPost>;
 
 const MattermostEventPayloadSchema = z.object({
   event: z.string().optional(),
diff --git a/extensions/nextcloud-talk/src/setup-core.ts b/extensions/nextcloud-talk/src/setup-core.ts
index f3407a45d41..274159defe9 100644
--- a/extensions/nextcloud-talk/src/setup-core.ts
+++ b/extensions/nextcloud-talk/src/setup-core.ts
@@ -186,10 +186,11 @@ export const nextcloudTalkSetupAdapter: ChannelSetupAdapter = {
     defaultAccountOnlyEnvError:
       "NEXTCLOUD_TALK_BOT_SECRET can only be used for the default account.",
     validate: ({ accountId, input }) => {
-      if (!input.useEnv && !input.secret && !input.secretFile) {
+      const ncInput = input as NextcloudSetupInput;
+      if (!ncInput.useEnv && !ncInput.secret && !ncInput.secretFile) {
         return "Nextcloud Talk requires bot secret or --secret-file (or --use-env).";
       }
-      if (!input.baseUrl) {
+      if (!ncInput.baseUrl) {
         return "Nextcloud Talk requires --base-url.";
       }
       return null;