diff --git a/spec/ckb/api_spec.rb b/spec/ckb/api_spec.rb
index 582ff494..83625e16 100644
--- a/spec/ckb/api_spec.rb
+++ b/spec/ckb/api_spec.rb
@@ -1,5 +1,5 @@
 # frozen_string_literal: true
-
+require 'pry'
 RSpec.describe CKB::API do
   Types = CKB::Types
 
@@ -188,6 +188,12 @@
     expect(result).to be_a(Types::Peer)
   end
 
+   it "tx pool info" do
+    result = api.tx_pool_info
+    expect(result).not_to be nil
+    expect(result.to_h.keys.sort).to eq %i(pending proposed orphan last_txs_updated_at min_fee_rate total_tx_cycles total_tx_size).sort
+  end
+
   it "get peers" do
     result = api.get_peers
     expect(result).not_to be nil
diff --git a/spec/ckb/rpc_spec.rb b/spec/ckb/rpc_spec.rb
index a33ac642..b8d634a4 100644
--- a/spec/ckb/rpc_spec.rb
+++ b/spec/ckb/rpc_spec.rb
@@ -189,6 +189,12 @@
     expect(result[:number].hex).to eq number
   end
 
+  it "tx pool info" do
+    result = rpc.tx_pool_info
+    expect(result).not_to be nil
+    expect(result.keys.sort).to eq %i(pending proposed orphan last_txs_updated_at min_fee_rate total_tx_cycles total_tx_size).sort
+  end
+
   context "indexer RPCs" do
     it "index_lock_hash" do
       result = rpc.index_lock_hash(lock_hash)