diff --git a/lib/ckb/types/address_info.rb b/lib/ckb/types/address_info.rb
index 9fdebebd..b371a2e0 100644
--- a/lib/ckb/types/address_info.rb
+++ b/lib/ckb/types/address_info.rb
@@ -22,8 +22,6 @@ def to_h
       def self.from_h(hash)
         return if hash.nil?
 
-        return hash if hash.is_a?(self.class)
-
         new(
           address: hash[:address],
           score: hash[:score]
diff --git a/lib/ckb/types/peer.rb b/lib/ckb/types/peer.rb
index da2df778..973df9e6 100644
--- a/lib/ckb/types/peer.rb
+++ b/lib/ckb/types/peer.rb
@@ -28,8 +28,6 @@ def to_h
       def self.from_h(hash)
         return if hash.nil?
 
-        return hash if hash.is_a?(self.class)
-
         new(
           addresses: hash[:addresses].map { |addr| AddressInfo.from_h(addr) },
           is_outbound: hash[:is_outbound],
diff --git a/lib/ckb/types/tx_pool_info.rb b/lib/ckb/types/tx_pool_info.rb
index 5c1aa0ca..f77cf3ae 100644
--- a/lib/ckb/types/tx_pool_info.rb
+++ b/lib/ckb/types/tx_pool_info.rb
@@ -28,8 +28,6 @@ def to_h
       def self.from_h(hash)
         return if hash.nil?
 
-        return hash if hash.is_a?(self.class)
-
         new(
           pending: hash[:pending],
           staging: hash[:staging],