diff --git a/lib/ckb/types/tx_status.rb b/lib/ckb/types/tx_status.rb
index 888716d..64233f6 100644
--- a/lib/ckb/types/tx_status.rb
+++ b/lib/ckb/types/tx_status.rb
@@ -7,15 +7,18 @@ class TxStatus
 
       # @param status [String] "proposed", "pending", "committed"
       # @param block_hash [String | nil] "0x..."
-      def initialize(status:, block_hash:)
+      # @param reason [String | nil] '{"type":"Resolveg","description":"Resolve failed Dead(OutPoint(0x...))"}'
+      def initialize(status:, block_hash:, reason:)
         @status = status
         @block_hash = block_hash
+        @reason = reason
       end
 
       def to_h
         {
           status: @status,
-          block_hash: @block_hash
+          block_hash: @block_hash,
+          reason: @reason
         }
       end
 
@@ -24,7 +27,8 @@ def self.from_h(hash)
 
         new(
           status: hash[:status],
-          block_hash: hash[:block_hash]
+          block_hash: hash[:block_hash],
+          reason: hash[:reason]
         )
       end
     end