Runtime depend on ${ruby:Depends}

debian/control

@@ -21,8 +21,8 @@ Rules-Requires-Root: no
 Package: ruby-openid
 Architecture: all
 XB-Ruby-Versions: ${ruby:Versions}
-Depends: ruby | ruby-interpreter,
-         ruby-hmac,
+Depends: ruby-hmac,
+         ${ruby:Depends},
          ${misc:Depends},
          ${shlibs:Depends}
 Description: Ruby library for verifying and serving OpenID identities