diff --git a/Cargo.lock b/Cargo.lock
index a7c9e93..555744c 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -495,7 +495,7 @@ dependencies = [
 
 [[package]]
 name = "room-rs"
-version = "0.1.4"
+version = "0.1.5"
 dependencies = [
  "chrono",
  "futures-channel",
diff --git a/Cargo.toml b/Cargo.toml
index 437813a..739a7dd 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "room-rs"
-version = "0.1.4"
+version = "0.1.5"
 authors = ["Hatter Jiang@Pixelbook <jht5945@gmail.com>"]
 edition = "2018"
 
diff --git a/src/msg.rs b/src/msg.rs
index 70a32d5..3eddd00 100644
--- a/src/msg.rs
+++ b/src/msg.rs
@@ -62,7 +62,7 @@ impl RoomMessageDown {
     }
 
     pub fn create_error_reply<S>(message_id: &Option<String>, error_message: S) -> Self where S: Into<String> {
-        Self::create_fail_replay(message_id, 500, error_message)
+        Self::create_fail_replay(message_id, 400, error_message)
     }
 
     pub fn create_success_reply<S>(message_id: &Option<String>, success_message: S) -> Self where S: Into<String> {