diff --git a/build/source_list.json b/build/source_list.json
index f3ebe33..4d7c2f9 100644
--- a/build/source_list.json
+++ b/build/source_list.json
@@ -370,6 +370,7 @@
     "quiche/spdy/core/hpack/hpack_output_stream.h",
     "quiche/spdy/core/hpack/hpack_static_table.h",
     "quiche/spdy/core/http2_frame_decoder_adapter.h",
+    "quiche/spdy/core/http2_header_block.h",
     "quiche/spdy/core/http2_header_block_hpack_listener.h",
     "quiche/spdy/core/metadata_extension.h",
     "quiche/spdy/core/no_op_headers_handler.h",
@@ -669,12 +670,12 @@
     "quiche/spdy/core/hpack/hpack_output_stream.cc",
     "quiche/spdy/core/hpack/hpack_static_table.cc",
     "quiche/spdy/core/http2_frame_decoder_adapter.cc",
+    "quiche/spdy/core/http2_header_block.cc",
     "quiche/spdy/core/metadata_extension.cc",
     "quiche/spdy/core/recording_headers_handler.cc",
     "quiche/spdy/core/spdy_alt_svc_wire_format.cc",
     "quiche/spdy/core/spdy_frame_builder.cc",
     "quiche/spdy/core/spdy_framer.cc",
-    "quiche/spdy/core/spdy_header_block.cc",
     "quiche/spdy/core/spdy_header_storage.cc",
     "quiche/spdy/core/spdy_no_op_visitor.cc",
     "quiche/spdy/core/spdy_pinnable_buffer_piece.cc",
@@ -1265,11 +1266,11 @@
     "quiche/spdy/core/hpack/hpack_output_stream_test.cc",
     "quiche/spdy/core/hpack/hpack_round_trip_test.cc",
     "quiche/spdy/core/hpack/hpack_static_table_test.cc",
+    "quiche/spdy/core/http2_header_block_test.cc",
     "quiche/spdy/core/metadata_extension_test.cc",
     "quiche/spdy/core/spdy_alt_svc_wire_format_test.cc",
     "quiche/spdy/core/spdy_frame_builder_test.cc",
     "quiche/spdy/core/spdy_framer_test.cc",
-    "quiche/spdy/core/spdy_header_block_test.cc",
     "quiche/spdy/core/spdy_header_storage_test.cc",
     "quiche/spdy/core/spdy_intrusive_list_test.cc",
     "quiche/spdy/core/spdy_pinnable_buffer_piece_test.cc",