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-rw-r--r--app/lib/provider_discovery.rb2
-rw-r--r--spec/fixtures/requests/oembed_json_xml.html8
-rw-r--r--spec/fixtures/requests/oembed_xml.html8
3 files changed, 15 insertions, 3 deletions
diff --git a/app/lib/provider_discovery.rb b/app/lib/provider_discovery.rb
index 04ba38101..5732e4fcb 100644
--- a/app/lib/provider_discovery.rb
+++ b/app/lib/provider_discovery.rb
@@ -29,7 +29,7 @@ class ProviderDiscovery < OEmbed::ProviderDiscovery
       end
 
       if format.nil? || format == :xml
-        provider_endpoint ||= html.at_xpath('//link[@type="application/xml+oembed"]')&.attribute('href')&.value
+        provider_endpoint ||= html.at_xpath('//link[@type="text/xml+oembed"]')&.attribute('href')&.value
         format ||= :xml if provider_endpoint
       end
 
diff --git a/spec/fixtures/requests/oembed_json_xml.html b/spec/fixtures/requests/oembed_json_xml.html
index b5fc9bed0..8afd8e997 100644
--- a/spec/fixtures/requests/oembed_json_xml.html
+++ b/spec/fixtures/requests/oembed_json_xml.html
@@ -1,8 +1,14 @@
 <!DOCTYPE html>
 <html>
   <head>
+    <!--
+      oEmbed
+      https://oembed.com/
+      > The type attribute must contain either application/json+oembed for JSON
+      > responses, or text/xml+oembed for XML.
+    -->
     <link href='https://host/provider.json' rel='alternate' type='application/json+oembed'>
-    <link href='https://host/provider.xml' rel='alternate' type='application/xml+oembed'>
+    <link href='https://host/provider.xml' rel='alternate' type='text/xml+oembed'>
   </head>
   <body></body>
 </html>
diff --git a/spec/fixtures/requests/oembed_xml.html b/spec/fixtures/requests/oembed_xml.html
index 5d7633e71..bdfcca170 100644
--- a/spec/fixtures/requests/oembed_xml.html
+++ b/spec/fixtures/requests/oembed_xml.html
@@ -1,7 +1,13 @@
 <!DOCTYPE html>
 <html>
   <head>
-    <link href='https://host/provider.xml' rel='alternate' type='application/xml+oembed'>
+    <!--
+      oEmbed
+      https://oembed.com/
+      > The type attribute must contain either application/json+oembed for JSON
+      > responses, or text/xml+oembed for XML.
+    -->
+    <link href='https://host/provider.xml' rel='alternate' type='text/xml+oembed'>
   </head>
   <body></body>
 </html>