diff --git a/main.py b/main.py
index b85f6e4..0bc0908 100644
--- a/main.py
+++ b/main.py
@@ -87,15 +87,18 @@ def main () -> None:
             has_got_snack_time = False
 
         if now.hour == 15 and not has_got_snack_time:
-            with open ('./assets/snack-time.jpg', 'rb') as f:
-                image = models.AppBskyEmbedImages.Image (
-                        alt   = 'おやつタイムだ!!!!',
-                        image = client.com.atproto.repo.upload_blob (f).blob)
-
-            client.send_post (Talk.main ('おやつタイムだ!!!!'),
-                              embed = models.app.bsky.embed.images.Main (
-                                  images = [image]))
-            last_posted_at = now
+            try:
+                with open ('./assets/snack-time.jpg', 'rb') as f:
+                    image = models.AppBskyEmbedImages.Image (
+                            alt   = 'おやつタイムだ!!!!',
+                            image = client.com.atproto.repo.upload_blob (f).blob)
+
+                client.send_post (Talk.main ('おやつタイムだ!!!!'),
+                                  embed = models.app.bsky.embed.images.Main (
+                                      images = [image]))
+                last_posted_at = now
+            except Exception:
+                pass
 
             has_got_snack_time = True