diff --git a/sentry-rails/lib/sentry/rails/configuration.rb b/sentry-rails/lib/sentry/rails/configuration.rb
index 1def9aee6..29eea220a 100644
--- a/sentry-rails/lib/sentry/rails/configuration.rb
+++ b/sentry-rails/lib/sentry/rails/configuration.rb
@@ -141,6 +141,8 @@ class Configuration
       # ```
       attr_accessor :assets_regexp
 
+      # Hash of subscription items that will be shown in breadcrumbs active support logger.
+      # @return [Hash<String, Array<Symbol>>]
       attr_accessor :active_support_logger_subscription_items
 
       def initialize
diff --git a/sentry-rails/spec/sentry/rails/breadcrumbs/active_support_logger_spec.rb b/sentry-rails/spec/sentry/rails/breadcrumbs/active_support_logger_spec.rb
index 84b7c7cd8..c324bc4df 100644
--- a/sentry-rails/spec/sentry/rails/breadcrumbs/active_support_logger_spec.rb
+++ b/sentry-rails/spec/sentry/rails/breadcrumbs/active_support_logger_spec.rb
@@ -66,25 +66,28 @@
       expect(breadcrumb_buffer.count).to be_zero
     end
 
-    it "breadcrumb data only contains parameters setted by rails config" do
-      Sentry.configuration.rails.active_support_logger_subscription_items["process_action.action_controller"].delete(:controller)
-
-      get "/exception"
-
-      breadcrumbs = event.dig("breadcrumbs", "values")
-      breadcrumb = breadcrumbs.detect { |b| b["category"] == "process_action.action_controller" }
-
-      expect(breadcrumb["data"]).to include(
-        {
-          "action" => "exception",
-          "params" => { "controller" => "hello", "action" => "exception" },
-          "format" => "html",
-          "method" => "GET", "path" => "/exception",
-        }
-      )
-      expect(breadcrumb["data"].keys).not_to include("controller")
-
-      Sentry.configuration.rails.active_support_logger_subscription_items["process_action.action_controller"] << :controller
+    context "with modified items" do
+      before { Sentry.configuration.rails.active_support_logger_subscription_items["process_action.action_controller"].delete(:controller) }
+      after { Sentry.configuration.rails.active_support_logger_subscription_items["process_action.action_controller"] << :controller }
+
+      it "breadcrumb data only contains parameters setted by rails config" do
+        Sentry.configuration.rails.active_support_logger_subscription_items["process_action.action_controller"].delete(:controller)
+
+        get "/exception"
+
+        breadcrumbs = event.dig("breadcrumbs", "values")
+        breadcrumb = breadcrumbs.detect { |b| b["category"] == "process_action.action_controller" }
+
+        expect(breadcrumb["data"]).to include(
+          {
+            "action" => "exception",
+            "params" => { "controller" => "hello", "action" => "exception" },
+            "format" => "html",
+            "method" => "GET", "path" => "/exception",
+          }
+        )
+        expect(breadcrumb["data"].keys).not_to include("controller")
+      end
     end
   end