diff --git a/convex/notification.ts b/convex/notification.ts
index 06c5614..bfd181f 100644
--- a/convex/notification.ts
+++ b/convex/notification.ts
@@ -51,7 +51,7 @@ export const getNotifications = authQuery({
         return {
           ...notification,
           thumbnail: await ctx.db.get(notification.thumbnailId),
-          profile: await getProfile(ctx, { userId: notification.userId }),
+          profile: await getProfile(ctx, { userId: notification.from }),
         };
       })
     );
diff --git a/convex/thumbnails.ts b/convex/thumbnails.ts
index 3c01648..b9d2889 100644
--- a/convex/thumbnails.ts
+++ b/convex/thumbnails.ts
@@ -105,13 +105,15 @@ export const addComment = authMutation({
       profileUrl: ctx.user.profileImage ?? "",
     });
 
-    await ctx.db.insert("notifications", {
-      from: ctx.user._id,
-      isRead: false,
-      thumbnailId: args.thumbnailId,
-      type: "comment",
-      userId: thumbnail.userId,
-    });
+    if (ctx.user._id !== thumbnail.userId) {
+      await ctx.db.insert("notifications", {
+        from: ctx.user._id,
+        isRead: false,
+        thumbnailId: args.thumbnailId,
+        type: "comment",
+        userId: thumbnail.userId,
+      });
+    }
   },
 });