diff --git a/src/clients/discord.ts b/src/clients/discord.ts
index e65f1fd..b86f640 100644
--- a/src/clients/discord.ts
+++ b/src/clients/discord.ts
@@ -1,3 +1,5 @@
+import { RESTPostAPIChannelMessageJSONBody } from "discord-api-types/v10";
+
 export class DiscordClient {
   private BASE_URL = "https://discord.com/api/v10/";
   private config: { headers: Record<string, string> };
@@ -13,11 +15,11 @@ export class DiscordClient {
 
   async sendMessage({
     channelId,
-    content,
-  }: { channelId: string; content: string }) {
+    body,
+  }: { channelId: string; body: RESTPostAPIChannelMessageJSONBody }) {
     await fetch(`${this.BASE_URL}/channels/${channelId}/messages`, {
       method: "POST",
-      body: JSON.stringify({ content }),
+      body: JSON.stringify(body),
       headers: this.config.headers,
     });
   }
diff --git a/src/scheduled.ts b/src/scheduled.ts
index 53df427..04fbceb 100644
--- a/src/scheduled.ts
+++ b/src/scheduled.ts
@@ -10,30 +10,33 @@ const scheduled: ExportedHandler<Bindings>["scheduled"] = async (
   event,
   env,
 ) => {
-  const eventsRepository = new EventsRepository(env.DB);
-
-  // もくもく会が開催されている日のみ実行
-  const todayEvent = await eventsRepository.findTodayEvent();
-  if (!todayEvent) {
-    return;
-  }
-
   const client = new DiscordClient(env.DISCORD_TOKEN);
 
+  const eventsRepository = new EventsRepository(env.DB);
+  const isEventDay = !!(await eventsRepository.findTodayEvent());
+
   switch (event.cron) {
     case "0 6 * * *":
-      client.sendMessage({
-        channelId: env.MOKUMOKU_CHANNEL_ID,
-        content:
-          "@here テックトークの時間です！発表希望者はこのメッセージに🙋‍♂️でリアクションしてください。",
-      });
+      if (isEventDay) {
+        await client.sendMessage({
+          channelId: env.MOKUMOKU_CHANNEL_ID,
+          body: {
+            content:
+              "@here テックトークの時間です！発表希望者はこのメッセージに🙋‍♂️でリアクションしてください。",
+          },
+        });
+      }
       break;
     case "50 8 * * * ":
-      client.sendMessage({
-        channelId: env.MOKUMOKU_CHANNEL_ID,
-        content:
-          "@here もくもく会終了の時間です！今日の成果を共有しましょう！🍻",
-      });
+      if (isEventDay) {
+        await client.sendMessage({
+          channelId: env.MOKUMOKU_CHANNEL_ID,
+          body: {
+            content:
+              "@here もくもく会終了の時間です！今日の成果を共有しましょう！🍻",
+          },
+        });
+      }
       break;
   }
 };