diff --git a/.github/workflows/main.yml b/.github/workflows/main.yml
index caf6872..127d266 100644
--- a/.github/workflows/main.yml
+++ b/.github/workflows/main.yml
@@ -13,7 +13,7 @@ jobs:
     runs-on: ubuntu-latest
     strategy:
       matrix:
-        ruby-version: ["3.4", "3.3", "3.2", "3.1", "3.0", "2.7", "2.6"]
+        ruby-version: ["3.4", "3.3", "3.2", "3.1", "3.0", "2.7", "2.6", "2.5"]
 
     steps:
       - uses: actions/checkout@v2
diff --git a/CHANGELOG.md b/CHANGELOG.md
index eccfb1f..caffef8 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,9 +1,13 @@
-# main [(unreleased)](https://github.com/fastruby/next_rails/compare/v1.4.3...main)
+# main [(unreleased)](https://github.com/fastruby/next_rails/compare/v1.4.4...main)
 
 - [BUGFIX: example](https://github.com/fastruby/next_rails/pull/<number>)
 
 * Your changes/patches go here.
 
+# v1.4.4 / 2025-02-26 [(commits)](https://github.com/fastruby/next_rails/compare/v1.4.3...v1.4.4)
+
+- [FEATURE: Update deprecation tracker to support newer Rails versions (7.1+)](https://github.com/fastruby/next_rails/pull/142)
+
 # v1.4.3 / 2025-02-20 [(commits)](https://github.com/fastruby/next_rails/compare/v1.4.2...v1.4.3)
 
 - [Add next_rails --init](https://github.com/fastruby/next_rails/pull/139)
diff --git a/README.md b/README.md
index 6eec4b0..6fa169a 100644
--- a/README.md
+++ b/README.md
@@ -140,7 +140,7 @@ next_rails --help # For more options and examples
 This command helps you dual-boot your application.
 
 ```bash
-next --init         # Create Gemfile.next and Gemfile.next.lock
+next_next --init    # Create Gemfile.next and Gemfile.next.lock
 vim Gemfile         # Tweak your dependencies conditionally using `next?`
 next bundle install # Install new gems
 next rails s        # Start server using Gemfile.next
@@ -168,7 +168,7 @@ Or install it yourself as:
 
 Execute:
 
-    $ next --init
+    $ next_rails --init
 
 Init will create a Gemfile.next and an initialized Gemfile.next.lock.
 The Gemfile.next.lock is initialized with the contents of your existing
diff --git a/lib/deprecation_tracker.rb b/lib/deprecation_tracker.rb
index 7d76360..c7ade8d 100644
--- a/lib/deprecation_tracker.rb
+++ b/lib/deprecation_tracker.rb
@@ -73,7 +73,17 @@ def self.init_tracker(opts = {})
     mode = opts[:mode]
     transform_message = opts[:transform_message]
     deprecation_tracker = DeprecationTracker.new(shitlist_path, transform_message, mode)
-    if defined?(ActiveSupport)
+    # Since Rails 7.1 the preferred way to track deprecations is to use the deprecation trackers via
+    # `Rails.application.deprecators`.
+    # We fallback to tracking deprecations via the ActiveSupport singleton object if Rails.application.deprecators is
+    # not defined for older Rails versions.
+    if defined?(Rails) && defined?(Rails.application) && defined?(Rails.application.deprecators)
+      Rails.application.deprecators.each do |deprecator|
+        deprecator.behavior << -> (message, _callstack = nil, _deprecation_horizon = nil, _gem_name = nil) {
+          deprecation_tracker.add(message)
+        }
+      end
+    elsif defined?(ActiveSupport)
       ActiveSupport::Deprecation.behavior << -> (message, _callstack = nil, _deprecation_horizon = nil, _gem_name = nil) {
         deprecation_tracker.add(message)
       }
diff --git a/lib/next_rails/version.rb b/lib/next_rails/version.rb
index 8d4ea73..f823a0c 100644
--- a/lib/next_rails/version.rb
+++ b/lib/next_rails/version.rb
@@ -1,5 +1,5 @@
 # frozen_string_literal: true
 
 module NextRails
-  VERSION = "1.4.3"
+  VERSION = "1.4.4"
 end
diff --git a/spec/deprecation_tracker_spec.rb b/spec/deprecation_tracker_spec.rb
index a3fda3a..21d7dfe 100644
--- a/spec/deprecation_tracker_spec.rb
+++ b/spec/deprecation_tracker_spec.rb
@@ -251,6 +251,48 @@
     end
   end
 
+  describe "#init_tracker" do
+    it "returns a new instance of DeprecationTracker" do
+      tracker = DeprecationTracker.init_tracker({mode: "save"})
+      expect(tracker).to be_a(DeprecationTracker)
+    end
+
+    it "subscribes to KernelWarnTracker deprecation events" do
+      expect do
+        DeprecationTracker.init_tracker({mode: "save"})
+      end.to change(DeprecationTracker::KernelWarnTracker.callbacks, :size).by(1)
+    end
+
+    context "when Rails.application.deprecation is not defined and ActiveSupport is defined" do
+      it "sets the ActiveSupport::Deprecation behavior" do
+        # Stub ActiveSupport::Deprecation with a simple behavior array
+        stub_const("ActiveSupport::Deprecation", Class.new {
+          def self.behavior
+            @behavior ||= []
+          end
+        })
+
+        expect do
+          DeprecationTracker.init_tracker({mode: "save"})
+        end.to change(ActiveSupport::Deprecation.behavior, :size).by(1)
+      end
+    end
+
+    context "when Rails.application.deprecation is defined" do
+      it "sets the behavior of each Rails.application.deprecators" do
+        # Stub Rails.application.deprecators with an array of mock deprecators
+        fake_deprecator_1 = double("Deprecator", behavior: [])
+        fake_deprecator_2 = double("Deprecator", behavior: [])
+        stub_const("Rails", Module.new)
+        allow(Rails).to receive_message_chain(:application, :deprecators).and_return([fake_deprecator_1, fake_deprecator_2])
+
+        expect do
+          DeprecationTracker.init_tracker({ mode: "save" })
+        end.to change(fake_deprecator_1.behavior, :size).by(1).and change(fake_deprecator_2.behavior, :size).by(1)
+      end
+    end
+  end
+
   describe DeprecationTracker::KernelWarnTracker do
     it "captures Kernel#warn" do
       warn_messages = []