diff --git a/CHANGELOG.md b/CHANGELOG.md
index 092bcc4..c61ffce 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -2,6 +2,8 @@
 
 ## master
 
+- Fix missing details in deny! message interpolation. ([@palkan][])
+
 - Fix implicit authorization target in anonymous controllers. ([@palkan][])
 
 - Improve default `ActionPolicy::Unauthorized` error message. ([@Spone][])
diff --git a/lib/action_policy/policy/reasons.rb b/lib/action_policy/policy/reasons.rb
index 7ab1d46..72fa74f 100644
--- a/lib/action_policy/policy/reasons.rb
+++ b/lib/action_policy/policy/reasons.rb
@@ -220,7 +220,7 @@ def allowed_to?(rule, record = :__undef__, inline_reasons: false, **options)
       end
 
       def deny!(reason = nil)
-        result&.reasons&.add(self, reason) if reason
+        result&.reasons&.add(self, reason, result.details) if reason
         super()
       end
     end
diff --git a/test/action_policy/i18n_test.rb b/test/action_policy/i18n_test.rb
index b460fc1..4d5c467 100644
--- a/test/action_policy/i18n_test.rb
+++ b/test/action_policy/i18n_test.rb
@@ -209,6 +209,12 @@ def admin?
     details[:role] = user.name
     user.admin?
   end
+
+  def deny?
+    details[:role] = user.name
+    deny!(:denied) unless user.admin?
+    allow!
+  end
 end
 
 class TestI18nNestedPolicies < Minitest::Test
@@ -217,6 +223,7 @@ def setup
       :en,
       action_policy: {
         policy: {
+          denied: "I deny you: %{role}",
           i18n_nested: {
             show?: "Stop looking at me!",
             admin?: "Only for admins but you are: %{role}"
@@ -258,4 +265,10 @@ def test_full_messages_for_nested_policy
     assert_includes policy.result.reasons.full_messages,
       "Only for admins but you are: guest"
   end
+
+  def test_result_message_with_deny_and_interpolation
+    refute policy.apply(:deny?)
+    assert_includes policy.result.reasons.full_messages,
+      "I deny you: guest"
+  end
 end