diff --git a/.ruby-version b/.ruby-version
index ff365e0..1cf8253 100644
--- a/.ruby-version
+++ b/.ruby-version
@@ -1 +1 @@
-3.1.3
+3.4.6
diff --git a/lib/active_currency/bank.rb b/lib/active_currency/bank.rb
index 1ded80d..c0a16e4 100644
--- a/lib/active_currency/bank.rb
+++ b/lib/active_currency/bank.rb
@@ -3,7 +3,7 @@
 module ActiveCurrency
   class Bank < Money::Bank::VariableExchange
     def initialize(rate_store = ActiveCurrency::RateStore.new)
-      super(rate_store)
+      super
     end
   end
 end
diff --git a/spec/lib/active_currency/add_rates_spec.rb b/spec/lib/active_currency/add_rates_spec.rb
index 7a047d6..12c7061 100644
--- a/spec/lib/active_currency/add_rates_spec.rb
+++ b/spec/lib/active_currency/add_rates_spec.rb
@@ -152,10 +152,10 @@
           .with("CAD", "EUR", (1 / 1.12) * 1.2)
         expect(store)
           .to have_received(:add_rate)
-          .with("CAD", "USD", a_value_within(0.0000001).of((1.42 / 1.12)))
+          .with("CAD", "USD", a_value_within(0.0000001).of(1.42 / 1.12))
         expect(store)
           .to have_received(:add_rate)
-          .with("USD", "CAD", a_value_within(0.0000001).of((1.12 / 1.42)))
+          .with("USD", "CAD", a_value_within(0.0000001).of(1.12 / 1.42))
       end
     end
   end