diff --git a/lib/splitclient-rb/spec.rb b/lib/splitclient-rb/spec.rb
new file mode 100644
index 00000000..bd991ccc
--- /dev/null
+++ b/lib/splitclient-rb/spec.rb
@@ -0,0 +1,9 @@
+# frozen_string_literal: true
+
+module SplitIoClient
+  module Spec
+    class FeatureFlags
+      SPEC_VERSION = "1.1"
+    end
+  end
+end