diff --git a/lib/spree_mpesa/engine.rb b/lib/spree_mpesa/engine.rb
index dee84db..af70b73 100644
--- a/lib/spree_mpesa/engine.rb
+++ b/lib/spree_mpesa/engine.rb
@@ -18,7 +18,7 @@ class Engine < ::Rails::Engine
 
       begin
         require 'rack/attack'
-        app.middleware.use Rack::Attack unless app.middleware.include?(Rack::Attack)
+        app.middleware.use Rack::Attack
       rescue LoadError => e
         Rails.logger&.warn("spree_mpesa: rack-attack unavailable, callback throttling disabled (#{e.message})")
       end
diff --git a/spree_mpesa.gemspec b/spree_mpesa.gemspec
index aa9b9bd..17bd36a 100644
--- a/spree_mpesa.gemspec
+++ b/spree_mpesa.gemspec
@@ -2,7 +2,7 @@
 
 Gem::Specification.new do |s|
   s.name        = 'spree_mpesa'
-  s.version     = '0.1.0'
+  s.version     = '1.0.1'
   s.summary     = 'Direct M-Pesa (Safaricom Daraja) payment method for Spree Commerce'
   s.description = 'Spree extension that adds a direct M-Pesa paybill payment method ' \
                   'using the Safaricom Daraja STK Push API, with no third-party aggregator.'