diff --git a/lib/jsonapi/rspec/relationships.rb b/lib/jsonapi/rspec/relationships.rb
index a087132..30accc6 100644
--- a/lib/jsonapi/rspec/relationships.rb
+++ b/lib/jsonapi/rspec/relationships.rb
@@ -26,7 +26,7 @@ module Relationships
         match do |actual|
           return false unless actual.key?('relationships')
 
-          rels.all? { |rel| actual['relationships'].key?(rel) }
+          rels.all? { |rel| actual['relationships'].key?(rel.to_s) }
         end
       end
     end
diff --git a/spec/jsonapi/relationships_spec.rb b/spec/jsonapi/relationships_spec.rb
new file mode 100644
index 0000000..af25899
--- /dev/null
+++ b/spec/jsonapi/relationships_spec.rb
@@ -0,0 +1,16 @@
+require 'spec_helper'
+
+RSpec.describe JSONAPI::RSpec do
+  let(:doc) do
+    JSON.parse('{"relationships": {"videos": [], "images": []}}')
+  end
+  context '#have_relationships' do
+    it 'succeeds when relationships are strings' do
+      expect(doc).to have_relationships('videos', 'images')
+    end
+
+    it 'succeeds when relationships are symbols' do
+      expect(doc).to have_relationships(:videos, :images)
+    end
+  end
+end