diff --git a/admin/create-new-changelog.php b/admin/create-new-changelog.php
index cc7f8359a570..eca1696676b2 100644
--- a/admin/create-new-changelog.php
+++ b/admin/create-new-changelog.php
@@ -9,81 +9,90 @@ function replace_file_content(string $path, string $pattern, string $replace): v
     file_put_contents($path, $output);
 }
 
-// Main.
 chdir(__DIR__ . '/..');
 
-if ($argc !== 3) {
-    echo "Usage: php {$argv[0]} <current_version> <new_version>" . PHP_EOL;
-    echo "E.g.,: php {$argv[0]} 4.4.3 4.4.4" . PHP_EOL;
+if (! isset($argv[1]) || ! isset($argv[2])) {
+    echo "Usage: php {$argv[0]} <current_version> <new_version> [--dry-run]\n";
+    echo "E.g. : php {$argv[0]} 4.4.3 4.4.4 --dry-run\n";
 
     exit(1);
 }
 
 // Gets version number from argument.
-$versionCurrent      = $argv[1]; // e.g., '4.4.3'
-$versionCurrentParts = explode('.', $versionCurrent);
-$minorCurrent        = $versionCurrentParts[0] . '.' . $versionCurrentParts[1];
-$version             = $argv[2]; // e.g., '4.4.4'
-$versionParts        = explode('.', $version);
-$minor               = $versionParts[0] . '.' . $versionParts[1];
-$isMinorUpdate       = ($minorCurrent !== $minor);
-
-// Creates a branch for release.
-if (! $isMinorUpdate) {
-    system('git switch develop');
+$currentVersion      = $argv[1]; // e.g., '4.4.3'
+$currentVersionParts = explode('.', $currentVersion, 3);
+$currentMinorVersion = $currentVersionParts[0] . '.' . $currentVersionParts[1];
+$newVersion          = $argv[2]; // e.g., '4.4.4'
+$newVersionParts     = explode('.', $newVersion, 3);
+$newMinorVersion     = $newVersionParts[0] . '.' . $newVersionParts[1];
+$isMinorUpdate       = $currentMinorVersion !== $newMinorVersion;
+
+// Creates a branch for release
+if (! in_array('--dry-run', $argv, true)) {
+    if (! $isMinorUpdate) {
+        system('git switch develop');
+    }
+
+    system("git switch -c docs-changelog-{$newVersion}");
+    system("git switch docs-changelog-{$newVersion}");
 }
-system('git switch -c docs-changelog-' . $version);
-system('git switch docs-changelog-' . $version);
 
 // Copy changelog
-$changelog      = "./user_guide_src/source/changelogs/v{$version}.rst";
+$newChangelog   = "./user_guide_src/source/changelogs/v{$newVersion}.rst";
 $changelogIndex = './user_guide_src/source/changelogs/index.rst';
+
 if ($isMinorUpdate) {
-    copy('./admin/next-changelog-minor.rst', $changelog);
+    copy('./admin/next-changelog-minor.rst', $newChangelog);
 } else {
-    copy('./admin/next-changelog-patch.rst', $changelog);
+    copy('./admin/next-changelog-patch.rst', $newChangelog);
 }
+
+// Replace version in CodeIgniter.php to {version}-dev.
+replace_file_content(
+    './system/CodeIgniter.php',
+    '/public const CI_VERSION = \'.*?\';/u',
+    "public const CI_VERSION = '{$newVersion}-dev';",
+);
+
 // Add changelog to index.rst.
 replace_file_content(
     $changelogIndex,
     '/\.\. toctree::\n    :titlesonly:\n/u',
-    ".. toctree::\n    :titlesonly:\n\n    v{$version}",
+    ".. toctree::\n    :titlesonly:\n\n    v{$newVersion}",
 );
+
 // Replace {version}
-$length    = mb_strlen("Version {$version}");
-$underline = str_repeat('#', $length);
+$underline = str_repeat('#', mb_strlen("Version {$newVersion}"));
 replace_file_content(
-    $changelog,
+    $newChangelog,
     '/#################\nVersion {version}\n#################/u',
-    "{$underline}\nVersion {$version}\n{$underline}",
-);
-replace_file_content(
-    $changelog,
-    '/{version}/u',
-    "{$version}",
+    "{$underline}\nVersion {$newVersion}\n{$underline}",
 );
+replace_file_content($newChangelog, '/{version}/u', $newVersion);
 
 // Copy upgrading
-$versionWithoutDots = str_replace('.', '', $version);
-$upgrading          = "./user_guide_src/source/installation/upgrade_{$versionWithoutDots}.rst";
+$versionWithoutDots = str_replace('.', '', $newVersion);
+$newUpgrading       = "./user_guide_src/source/installation/upgrade_{$versionWithoutDots}.rst";
 $upgradingIndex     = './user_guide_src/source/installation/upgrading.rst';
-copy('./admin/next-upgrading-guide.rst', $upgrading);
+copy('./admin/next-upgrading-guide.rst', $newUpgrading);
+
 // Add upgrading to upgrading.rst.
 replace_file_content(
     $upgradingIndex,
     '/    backward_compatibility_notes\n/u',
     "    backward_compatibility_notes\n\n    upgrade_{$versionWithoutDots}",
 );
+
 // Replace {version}
-$length    = mb_strlen("Upgrading from {$versionCurrent} to {$version}");
-$underline = str_repeat('#', $length);
+$underline = str_repeat('#', mb_strlen("Upgrading from {$currentVersion} to {$newVersion}"));
 replace_file_content(
-    $upgrading,
+    $newUpgrading,
     '/##############################\nUpgrading from {version} to {version}\n##############################/u',
-    "{$underline}\nUpgrading from {$versionCurrent} to {$version}\n{$underline}",
+    "{$underline}\nUpgrading from {$currentVersion} to {$newVersion}\n{$underline}",
 );
 
-// Commits
-system("git add {$changelog} {$changelogIndex}");
-system("git add {$upgrading} {$upgradingIndex}");
-system('git commit -m "docs: add changelog and upgrade for v' . $version . '"');
+if (! in_array('--dry-run', $argv, true)) {
+    system("git add {$newChangelog} {$changelogIndex}");
+    system("git add {$newUpgrading} {$upgradingIndex}");
+    system("git commit -m \"docs: add changelog and upgrade for v{$newVersion}\"");
+}
diff --git a/system/CodeIgniter.php b/system/CodeIgniter.php
index d59ebd61c5c8..b2cbbf802f29 100644
--- a/system/CodeIgniter.php
+++ b/system/CodeIgniter.php
@@ -55,7 +55,7 @@ class CodeIgniter
     /**
      * The current version of CodeIgniter Framework
      */
-    public const CI_VERSION = '4.7.0';
+    public const CI_VERSION = '4.7.1-dev';
 
     /**
      * App startup time.
diff --git a/tests/system/AutoReview/CreateNewChangelogTest.php b/tests/system/AutoReview/CreateNewChangelogTest.php
new file mode 100644
index 000000000000..fc348565464f
--- /dev/null
+++ b/tests/system/AutoReview/CreateNewChangelogTest.php
@@ -0,0 +1,148 @@
+<?php
+
+declare(strict_types=1);
+
+/**
+ * This file is part of CodeIgniter 4 framework.
+ *
+ * (c) CodeIgniter Foundation <admin@codeigniter.com>
+ *
+ * For the full copyright and license information, please view
+ * the LICENSE file that was distributed with this source code.
+ */
+
+namespace CodeIgniter\AutoReview;
+
+use PHPUnit\Framework\Attributes\CoversNothing;
+use PHPUnit\Framework\Attributes\DataProvider;
+use PHPUnit\Framework\Attributes\Group;
+use PHPUnit\Framework\TestCase;
+
+/**
+ * @internal
+ */
+#[CoversNothing]
+#[Group('AutoReview')]
+final class CreateNewChangelogTest extends TestCase
+{
+    private string $currentVersion;
+
+    public static function setUpBeforeClass(): void
+    {
+        parent::setUpBeforeClass();
+
+        if (getenv('GITHUB_ACTIONS') !== false) {
+            exec('git fetch --unshallow 2>&1', $output, $exitCode);
+            exec('git fetch --tags 2>&1', $output, $exitCode);
+
+            if ($exitCode !== 0) {
+                self::fail(sprintf(
+                    "Failed to fetch git history and tags.\nOutput: %s",
+                    implode("\n", $output),
+                ));
+            }
+        }
+    }
+
+    protected function setUp(): void
+    {
+        parent::setUp();
+
+        exec('git describe --tags --abbrev=0 2>&1', $output, $exitCode);
+
+        if ($exitCode !== 0) {
+            $this->markTestSkipped(sprintf(
+                "Unable to get the latest git tag.\nOutput: %s",
+                implode("\n", $output),
+            ));
+        }
+
+        // Current tag should already have the next patch docs done, so for testing purposes,
+        // we will treat the next patch version as the current version.
+        $this->currentVersion = $this->incrementVersion(trim($output[0], 'v'));
+    }
+
+    #[DataProvider('provideCreateNewChangelog')]
+    public function testCreateNewChangelog(string $mode): void
+    {
+        $currentVersion = $this->currentVersion;
+        $newVersion     = $this->incrementVersion($currentVersion, $mode);
+
+        exec(
+            sprintf('php ./admin/create-new-changelog.php %s %s --dry-run', $currentVersion, $newVersion),
+            $output,
+            $exitCode,
+        );
+
+        $this->assertSame(0, $exitCode, "Script exited with code {$exitCode}. Output: " . implode("\n", $output));
+
+        $this->assertStringContainsString(
+            "public const CI_VERSION = '{$newVersion}-dev';",
+            $this->getContents('./system/CodeIgniter.php'),
+        );
+
+        $this->assertFileExists("./user_guide_src/source/changelogs/v{$newVersion}.rst");
+        $this->assertStringContainsString(
+            "Version {$newVersion}",
+            $this->getContents("./user_guide_src/source/changelogs/v{$newVersion}.rst"),
+        );
+        $this->assertStringContainsString(
+            "**{$newVersion} release of CodeIgniter4**",
+            $this->getContents("./user_guide_src/source/changelogs/v{$newVersion}.rst"),
+        );
+        $this->assertStringContainsString(
+            $newVersion,
+            $this->getContents('./user_guide_src/source/changelogs/index.rst'),
+        );
+
+        $versionWithoutDots = str_replace('.', '', $newVersion);
+        $this->assertFileExists("./user_guide_src/source/installation/upgrade_{$versionWithoutDots}.rst");
+        $this->assertStringContainsString(
+            "Upgrading from {$currentVersion} to {$newVersion}",
+            $this->getContents("./user_guide_src/source/installation/upgrade_{$versionWithoutDots}.rst"),
+        );
+        $this->assertStringContainsString(
+            "upgrade_{$versionWithoutDots}",
+            $this->getContents('./user_guide_src/source/installation/upgrading.rst'),
+        );
+
+        // cleanup added and modified files
+        exec('git restore .');
+        exec('git clean -fd');
+    }
+
+    /**
+     * @return iterable<string, array{0: string}>
+     */
+    public static function provideCreateNewChangelog(): iterable
+    {
+        yield 'patch update' => ['patch'];
+
+        yield 'minor update' => ['minor'];
+
+        yield 'major update' => ['major'];
+    }
+
+    private function incrementVersion(string $version, string $mode = 'patch'): string
+    {
+        $parts = explode('.', $version);
+
+        return match ($mode) {
+            'major' => sprintf('%d.0.0', ++$parts[0]),
+            'minor' => sprintf('%d.%d.0', $parts[0], ++$parts[1]),
+            'patch' => sprintf('%d.%d.%d', $parts[0], $parts[1], ++$parts[2]),
+            default => $this->fail('Invalid version increment mode. Use "major", "minor", or "patch".'),
+        };
+    }
+
+    private function getContents(string $path): string
+    {
+        $contents = @file_get_contents($path);
+
+        if ($contents === false) {
+            $this->fail("Failed to read file contents from {$path}.");
+        }
+
+        return $contents;
+    }
+}