Auto-generate files after cl/552609955
diff --git a/src/file_lists.cmake b/src/file_lists.cmake
index a59da2f..f0ddd4a 100644
--- a/src/file_lists.cmake
+++ b/src/file_lists.cmake
@@ -385,6 +385,7 @@
   ${protobuf_SOURCE_DIR}/src/google/protobuf/compiler/ruby/ruby_generator.cc
   ${protobuf_SOURCE_DIR}/src/google/protobuf/compiler/rust/accessors/accessors.cc
   ${protobuf_SOURCE_DIR}/src/google/protobuf/compiler/rust/accessors/singular_bytes.cc
+  ${protobuf_SOURCE_DIR}/src/google/protobuf/compiler/rust/accessors/singular_message.cc
   ${protobuf_SOURCE_DIR}/src/google/protobuf/compiler/rust/accessors/singular_scalar.cc
   ${protobuf_SOURCE_DIR}/src/google/protobuf/compiler/rust/context.cc
   ${protobuf_SOURCE_DIR}/src/google/protobuf/compiler/rust/generator.cc