diff --git a/update_depot_tools b/update_depot_tools
index b017e9ffa..6cb3500d0 100755
--- a/update_depot_tools
+++ b/update_depot_tools
@@ -143,6 +143,9 @@ if [ "X$DEPOT_TOOLS_UPDATE" != "X0" ]; then
   source "$base_dir/cipd_bin_setup.sh"
   cipd_bin_setup
 
+  # Restart goma if it is updated.
+  goma_ctl update_hook
+
   # Don't bootstrap Python 3 on windows, since it is already done by
   # bootstrap/win_tools.bat.
   if [ "X$MINGW" != "X0" -a "X$DEPOT_TOOLS_BOOTSTRAP_PYTHON3" != "X0" ]; then
diff --git a/update_depot_tools.bat b/update_depot_tools.bat
index caf200a61..2787f408e 100644
--- a/update_depot_tools.bat
+++ b/update_depot_tools.bat
@@ -81,5 +81,8 @@ if errorlevel 1 (
 :: Sync CIPD and CIPD client tools.
 call "%~dp0\cipd_bin_setup.bat"
 
+:: Restart goma if it is updated.
+call "%~dp0\goma_ctl.bat" update_hook
+
 :: Update git and python
 call "%DEPOT_TOOLS_DIR%bootstrap\win_tools.bat"