diff --git a/spec/lib/biodiversity_spec.rb b/spec/lib/biodiversity_spec.rb
index 51cfc63..6e92989 100644
--- a/spec/lib/biodiversity_spec.rb
+++ b/spec/lib/biodiversity_spec.rb
@@ -6,4 +6,10 @@
       expect(subject.version).to match(/\d+\.\d+\.\d+/)
     end
   end
+  describe 'gnparser_version' do
+    it 'matches bundled binary version' do
+      binary_version = Biodiversity::Parser.parse('')[:parserVersion].match(/\d.*$/).to_s
+      expect(subject.gnparser_version).to match("GNparser #{binary_version}")
+    end
+  end
 end