diff --git a/internal/bot/handlers.go b/internal/bot/handlers.go
index a1eb5cb..b953853 100644
--- a/internal/bot/handlers.go
+++ b/internal/bot/handlers.go
@@ -122,6 +122,8 @@ func (b *Bot) err(evt *event.Event, err error) {
 	default:
 		if errors.Is(err, context.DeadlineExceeded) {
 			b.markdownResponse(evt, true, timeoutMsg)
+		} else {
+			b.reactionResponse(evt, "❌")
 		}
 	}
 }
diff --git a/internal/bot/strings.go b/internal/bot/strings.go
index 1cc1947..27ed0f0 100644
--- a/internal/bot/strings.go
+++ b/internal/bot/strings.go
@@ -9,7 +9,8 @@ const (
 **Notes**
 - You can use the first letter of a command as an alias. For example, "!i" for "!image".
 - If you wish to terminate the current processing, simply delete your message from the chat.
+- The bot responds with ❌ reaction if there are any errors. Contact the administrator if you see this.
 `
 	timeoutMsg        = "Timeout error. Please try again. If issue persists, contact the administrator."
-	unknownCommandMsg = "Unknown command. Please use the `!help` command to access the available commands"
+	unknownCommandMsg = "Unknown command. Please use the `!help` command to access the available commands."
 )