diff --git a/Changelog.md b/Changelog.md
index 703cc1874..724b6bf0a 100644
--- a/Changelog.md
+++ b/Changelog.md
@@ -1,3 +1,7 @@
+# v0.11.23 2023-10-10
+
+* Fix restarg and kwrestarg nested mutations.
+
 # v0.11.23 2023-10-08
 
 * Fix restarg and kwrestarg invalid mutations.
diff --git a/lib/mutant/ast/structure.rb b/lib/mutant/ast/structure.rb
index 72e1f6e0a..5f480a01f 100644
--- a/lib/mutant/ast/structure.rb
+++ b/lib/mutant/ast/structure.rb
@@ -391,6 +391,16 @@ def variable_descendants(node)
           fixed:    EMPTY_ARRAY,
           variable: nil
         ),
+        Node.new(
+          type:     :forwarded_kwrestarg,
+          fixed:    EMPTY_ARRAY,
+          variable: nil
+        ),
+        Node.new(
+          type:     :forwarded_restarg,
+          fixed:    EMPTY_ARRAY,
+          variable: nil
+        ),
         Node.new(
           type:     :for,
           fixed:    Node.fixed(
diff --git a/meta/def.rb b/meta/def.rb
index 820fa7846..d95feb7f1 100644
--- a/meta/def.rb
+++ b/meta/def.rb
@@ -229,6 +229,37 @@
     mutation 'def foo(**); { nil => nil, ** }; end'
     mutation 'def foo(**); {}; end'
   end
+
+  Mutant::Meta::Example.add :hash do
+    source 'def foo(**); bar { { ** } }; end'
+
+    mutation 'def foo(**); bar { nil }; end'
+    mutation 'def foo(**); bar { raise }; end'
+    mutation 'def foo(**); bar { {} }; end'
+    mutation 'def foo(**); bar { }; end'
+    mutation 'def foo(**); bar; end'
+    mutation 'def foo(**); end'
+    mutation 'def foo(**); nil; end'
+    mutation 'def foo(**); raise; end'
+    mutation 'def foo(**); super; end'
+    mutation 'def foo(**); { ** }; end'
+  end
+
+  Mutant::Meta::Example.add :hash do
+    source 'def foo(*); bar { boz(*) }; end'
+
+    mutation 'def foo(*); bar { boz }; end'
+    mutation 'def foo(*); bar { nil }; end'
+    mutation 'def foo(*); bar { raise }; end'
+    mutation 'def foo(*); bar { }; end'
+    mutation 'def foo(*); bar.boz(*); end'
+    mutation 'def foo(*); bar; end'
+    mutation 'def foo(*); boz(*); end'
+    mutation 'def foo(*); end'
+    mutation 'def foo(*); nil; end'
+    mutation 'def foo(*); raise; end'
+    mutation 'def foo(*); super; end'
+  end
 end
 
 if RUBY_VERSION >= '3.1'