diff --git a/src/file_lists.cmake b/src/file_lists.cmake
index d2fc650dd3..e81beb544d 100644
--- a/src/file_lists.cmake
+++ b/src/file_lists.cmake
@@ -357,6 +357,7 @@ set(libprotoc_srcs
   ${protobuf_SOURCE_DIR}/src/google/protobuf/compiler/python/generator.cc
   ${protobuf_SOURCE_DIR}/src/google/protobuf/compiler/python/helpers.cc
   ${protobuf_SOURCE_DIR}/src/google/protobuf/compiler/python/pyi_generator.cc
+  ${protobuf_SOURCE_DIR}/src/google/protobuf/compiler/retention.cc
   ${protobuf_SOURCE_DIR}/src/google/protobuf/compiler/ruby/ruby_generator.cc
   ${protobuf_SOURCE_DIR}/src/google/protobuf/compiler/subprocess.cc
   ${protobuf_SOURCE_DIR}/src/google/protobuf/compiler/zip_writer.cc
@@ -456,6 +457,7 @@ set(libprotoc_hdrs
   ${protobuf_SOURCE_DIR}/src/google/protobuf/compiler/python/generator.h
   ${protobuf_SOURCE_DIR}/src/google/protobuf/compiler/python/helpers.h
   ${protobuf_SOURCE_DIR}/src/google/protobuf/compiler/python/pyi_generator.h
+  ${protobuf_SOURCE_DIR}/src/google/protobuf/compiler/retention.h
   ${protobuf_SOURCE_DIR}/src/google/protobuf/compiler/ruby/ruby_generator.h
   ${protobuf_SOURCE_DIR}/src/google/protobuf/compiler/scc.h
   ${protobuf_SOURCE_DIR}/src/google/protobuf/compiler/subprocess.h
@@ -597,6 +599,7 @@ set(protobuf_test_files
   ${protobuf_SOURCE_DIR}/src/google/protobuf/reflection_ops_unittest.cc
   ${protobuf_SOURCE_DIR}/src/google/protobuf/repeated_field_reflection_unittest.cc
   ${protobuf_SOURCE_DIR}/src/google/protobuf/repeated_field_unittest.cc
+  ${protobuf_SOURCE_DIR}/src/google/protobuf/retention_test.cc
   ${protobuf_SOURCE_DIR}/src/google/protobuf/text_format_unittest.cc
   ${protobuf_SOURCE_DIR}/src/google/protobuf/unknown_field_set_unittest.cc
   ${protobuf_SOURCE_DIR}/src/google/protobuf/well_known_types_unittest.cc
@@ -633,6 +636,7 @@ set(protobuf_test_protos_files
   ${protobuf_SOURCE_DIR}/src/google/protobuf/unittest_proto3_arena_lite.proto
   ${protobuf_SOURCE_DIR}/src/google/protobuf/unittest_proto3_lite.proto
   ${protobuf_SOURCE_DIR}/src/google/protobuf/unittest_proto3_optional.proto
+  ${protobuf_SOURCE_DIR}/src/google/protobuf/unittest_retention.proto
   ${protobuf_SOURCE_DIR}/src/google/protobuf/unittest_well_known_types.proto
 )