diff --git a/CHANGELOG.md b/CHANGELOG.md
index 37cd384..6349fb4 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,3 +1,9 @@
+### [1.0.4] 2023-12-02
+
+Changes
+
+- Ruby gem updates
+
 ### [1.0.3] 2023-11-01
 
 Changes
diff --git a/Gemfile.lock b/Gemfile.lock
index 5d0f13f..93cd5ba 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -1,7 +1,7 @@
 PATH
   remote: .
   specs:
-    immutable_struct_ex (1.0.3)
+    immutable_struct_ex (1.0.4)
 
 GEM
   remote: https://rubygems.org/
@@ -11,7 +11,7 @@ GEM
     coderay (1.1.3)
     diff-lcs (1.5.0)
     docile (1.4.0)
-    json (2.6.3)
+    json (2.7.0)
     kwalify (0.7.2)
     language_server-protocol (3.17.0.3)
     method_source (1.0.0)
@@ -25,7 +25,7 @@ GEM
     pry-byebug (3.10.1)
       byebug (~> 11.0)
       pry (>= 0.13, < 0.15)
-    racc (1.7.2)
+    racc (1.7.3)
     rainbow (3.1.1)
     rake (13.1.0)
     reek (6.1.4)
@@ -47,7 +47,7 @@ GEM
       diff-lcs (>= 1.2.0, < 2.0)
       rspec-support (~> 3.12.0)
     rspec-support (3.12.1)
-    rubocop (1.57.2)
+    rubocop (1.58.0)
       json (~> 2.3)
       language_server-protocol (>= 3.17.0)
       parallel (~> 1.10)
@@ -55,7 +55,7 @@ GEM
       rainbow (>= 2.2.2, < 4.0)
       regexp_parser (>= 1.8, < 3.0)
       rexml (>= 3.2.5, < 4.0)
-      rubocop-ast (>= 1.28.1, < 2.0)
+      rubocop-ast (>= 1.30.0, < 2.0)
       ruby-progressbar (~> 1.7)
       unicode-display_width (>= 2.4.0, < 3.0)
     rubocop-ast (1.30.0)
diff --git a/lib/immutable_struct_ex/version.rb b/lib/immutable_struct_ex/version.rb
index b769381..649ac61 100644
--- a/lib/immutable_struct_ex/version.rb
+++ b/lib/immutable_struct_ex/version.rb
@@ -1,5 +1,5 @@
 # frozen_string_literal: true
 
 module ImmutableStructEx
-  VERSION = '1.0.3'
+  VERSION = '1.0.4'
 end