diff --git a/src/Services/RssFeedService.php b/src/Services/RssFeedService.php
index dc93228f..9852e9c1 100644
--- a/src/Services/RssFeedService.php
+++ b/src/Services/RssFeedService.php
@@ -122,7 +122,7 @@ protected function xmlEscape(string $string): string
 
     public static function getDefaultOutputFilename(): string
     {
-        return config('hyde.rssFilename', 'feed.rss');
+        return config('hyde.rssFilename', 'feed.xml');
     }
 
     public static function generateFeed(): string
diff --git a/tests/Feature/Commands/BuildStaticSiteCommandTest.php b/tests/Feature/Commands/BuildStaticSiteCommandTest.php
index 28c662bf..935f7e8c 100644
--- a/tests/Feature/Commands/BuildStaticSiteCommandTest.php
+++ b/tests/Feature/Commands/BuildStaticSiteCommandTest.php
@@ -124,11 +124,11 @@ public function test_rss_feed_is_not_generated_when_conditions_are_not_met()
         config(['hyde.site_url' => '']);
         config(['hyde.generateRssFeed' => false]);
 
-        unlinkIfExists(Hyde::path('_site/feed.rss'));
+        unlinkIfExists(Hyde::path('_site/feed.xml'));
         $this->artisan('build')
             ->assertExitCode(0);
 
-        $this->assertFileDoesNotExist(Hyde::path('_site/feed.rss'));
+        $this->assertFileDoesNotExist(Hyde::path('_site/feed.xml'));
     }
 
     public function test_rss_feed_is_generated_when_conditions_are_met()
@@ -136,13 +136,13 @@ public function test_rss_feed_is_generated_when_conditions_are_met()
         config(['hyde.site_url' => 'https://example.com']);
         config(['hyde.generateRssFeed' => true]);
 
-        unlinkIfExists(Hyde::path('_site/feed.rss'));
+        unlinkIfExists(Hyde::path('_site/feed.xml'));
         $this->artisan('build')
             ->expectsOutput('Generating RSS feed...')
             ->assertExitCode(0);
 
-        $this->assertFileExists(Hyde::path('_site/feed.rss'));
-        unlink(Hyde::path('_site/feed.rss'));
+        $this->assertFileExists(Hyde::path('_site/feed.xml'));
+        unlink(Hyde::path('_site/feed.xml'));
     }
 
     public function test_rss_filename_can_be_changed()
@@ -151,14 +151,14 @@ public function test_rss_filename_can_be_changed()
         config(['hyde.generateRssFeed' => true]);
         config(['hyde.rssFilename' => 'blog.xml']);
 
-        unlinkIfExists(Hyde::path('_site/feed.rss'));
+        unlinkIfExists(Hyde::path('_site/feed.xml'));
         unlinkIfExists(Hyde::path('_site/blog.xml'));
 
         $this->artisan('build')
             ->expectsOutput('Generating RSS feed...')
             ->assertExitCode(0);
 
-        $this->assertFileDoesNotExist(Hyde::path('_site/feed.rss'));
+        $this->assertFileDoesNotExist(Hyde::path('_site/feed.xml'));
         $this->assertFileExists(Hyde::path('_site/blog.xml'));
         unlink(Hyde::path('_site/blog.xml'));
     }
diff --git a/tests/Feature/Services/RssFeedServiceTest.php b/tests/Feature/Services/RssFeedServiceTest.php
index 5e8dca27..860232bf 100644
--- a/tests/Feature/Services/RssFeedServiceTest.php
+++ b/tests/Feature/Services/RssFeedServiceTest.php
@@ -57,7 +57,7 @@ public function test_xml_channel_element_has_additional_elements()
         $service = new RssFeedService();
         $this->assertObjectHasAttribute('link', $service->feed->channel);
         $this->assertEquals('https://example.com', $service->feed->channel->link);
-        $this->assertEquals('https://example.com/feed.rss',
+        $this->assertEquals('https://example.com/feed.xml',
             $service->feed->channel->children('atom', true)->link->attributes()->href);
 
         $this->assertObjectHasAttribute('language', $service->feed->channel);