add tests for selfreferential options
diff --git a/csharp/generate_protos.sh b/csharp/generate_protos.sh
index 0508584..49a5a42 100755
--- a/csharp/generate_protos.sh
+++ b/csharp/generate_protos.sh
@@ -61,6 +61,7 @@
csharp/protos/unittest_issue6936_a.proto \
csharp/protos/unittest_issue6936_b.proto \
csharp/protos/unittest_issue6936_c.proto \
+ csharp/protos/unittest_selfreferential_options.proto \
src/google/protobuf/unittest_well_known_types.proto \
src/google/protobuf/test_messages_proto3.proto \
src/google/protobuf/test_messages_proto2.proto \