diff --git a/app/helpers/kmyblue_capabilities_helper.rb b/app/helpers/kmyblue_capabilities_helper.rb
index 8653a3f9da..455561a597 100644
--- a/app/helpers/kmyblue_capabilities_helper.rb
+++ b/app/helpers/kmyblue_capabilities_helper.rb
@@ -30,4 +30,29 @@ module KmyblueCapabilitiesHelper
 
     capabilities
   end
+
+  def capabilities_for_nodeinfo
+    capabilities = %i(
+      wide_emoji
+      status_reference
+      quote
+      kmyblue_quote
+      searchability
+      kmyblue_searchability
+      visibility_mutual
+      visibility_limited
+      kmyblue_antenna
+      kmyblue_bookmark_category
+      kmyblue_searchability_limited
+      kmyblue_circle_history
+    )
+
+    capabilities << :full_text_search if Chewy.enabled?
+    if Setting.enable_emoji_reaction
+      capabilities << :emoji_reaction
+      capabilities << :enable_wide_emoji_reaction
+    end
+
+    capabilities
+  end
 end
diff --git a/app/serializers/nodeinfo/serializer.rb b/app/serializers/nodeinfo/serializer.rb
index 3555f0bd8d..83d63bb397 100644
--- a/app/serializers/nodeinfo/serializer.rb
+++ b/app/serializers/nodeinfo/serializer.rb
@@ -40,7 +40,7 @@ class NodeInfo::Serializer < ActiveModel::Serializer
 
   def metadata
     {
-      features: fedibird_capabilities,
+      features: capabilities_for_nodeinfo,
     }
   end
 
diff --git a/spec/serializers/nodeinfo/serializer_spec.rb b/spec/serializers/nodeinfo/serializer_spec.rb
index c43b0b569f..8352a44143 100644
--- a/spec/serializers/nodeinfo/serializer_spec.rb
+++ b/spec/serializers/nodeinfo/serializer_spec.rb
@@ -28,5 +28,10 @@ describe NodeInfo::Serializer do # rubocop:disable RSpec/FilePath
     it 'returns features' do
       expect(serialization['metadata']['features']).to include 'emoji_reaction'
     end
+
+    it 'returns nodeinfo own features' do
+      expect(serialization['metadata']['features']).to include 'quote'
+      expect(serialization['metadata']['features']).to_not include 'kmyblue_markdown'
+    end
   end
 end
diff --git a/spec/serializers/rest/instance_serializer_spec.rb b/spec/serializers/rest/instance_serializer_spec.rb
index a9a3259aa8..4b33d15daa 100644
--- a/spec/serializers/rest/instance_serializer_spec.rb
+++ b/spec/serializers/rest/instance_serializer_spec.rb
@@ -22,5 +22,9 @@ describe REST::InstanceSerializer do
     it 'returns fedibird_capabilities' do
       expect(serialization['fedibird_capabilities']).to include 'emoji_reaction'
     end
+
+    it 'returns api own fedibird_capabilities' do
+      expect(serialization['fedibird_capabilities']).to include 'kmyblue_markdown'
+    end
   end
 end