diff --git a/Android.bp b/Android.bp
index 15f4e94..aad645f 100644
--- a/Android.bp
+++ b/Android.bp
@@ -61,6 +61,7 @@
     "src/protozero/scattered_stream_writer.cc",
     "src/traced/probes/probes.cc",
     "src/traced/probes/probes_producer.cc",
+    "src/traced/probes/process_stats_data_source.cc",
     "src/traced/service/service.cc",
     "src/tracing/core/chrome_config.cc",
     "src/tracing/core/commit_data_request.cc",
@@ -276,6 +277,7 @@
     "src/protozero/proto_utils.cc",
     "src/protozero/scattered_stream_writer.cc",
     "src/traced/probes/probes_producer.cc",
+    "src/traced/probes/process_stats_data_source.cc",
     "src/tracing/core/chrome_config.cc",
     "src/tracing/core/commit_data_request.cc",
     "src/tracing/core/data_source_config.cc",
@@ -3108,6 +3110,8 @@
     "src/ipc/test/ipc_integrationtest.cc",
     "src/ipc/unix_socket.cc",
     "src/ipc/unix_socket_unittest.cc",
+    "src/process_stats/file_utils.cc",
+    "src/process_stats/procfs_utils.cc",
     "src/protozero/message.cc",
     "src/protozero/message_handle.cc",
     "src/protozero/message_handle_unittest.cc",
@@ -3120,6 +3124,9 @@
     "src/protozero/test/protozero_conformance_unittest.cc",
     "src/traced/probes/filesystem/fs_mount.cc",
     "src/traced/probes/filesystem/fs_mount_unittest.cc",
+    "src/traced/probes/probes_producer.cc",
+    "src/traced/probes/process_stats_data_source.cc",
+    "src/traced/probes/process_stats_data_source_unittest.cc",
     "src/tracing/core/chrome_config.cc",
     "src/tracing/core/commit_data_request.cc",
     "src/tracing/core/data_source_config.cc",