diff --git a/ensure_bootstrap b/ensure_bootstrap
index 4e44b41b85..22d9570fc0 100755
--- a/ensure_bootstrap
+++ b/ensure_bootstrap
@@ -34,7 +34,7 @@ fi
 
 # Sync CIPD-boostrapped packages.
 source "$base_dir/cipd_bin_setup.sh"
-cipd_bin_setup
+cipd_bin_setup &> /dev/null
 
 # Sync "gsutil.py".
 python3 "$base_dir/gsutil.py" -- version 1> /dev/null &
diff --git a/update_depot_tools b/update_depot_tools
index 06c68f0e6f..8ce17216b1 100755
--- a/update_depot_tools
+++ b/update_depot_tools
@@ -135,7 +135,7 @@ if [ "X$DEPOT_TOOLS_UPDATE" != "X0" ]; then
 
   # Sync CIPD-boostrapped packages.
   source "$base_dir/cipd_bin_setup.sh"
-  cipd_bin_setup
+  cipd_bin_setup &> /dev/null
 
   # Don't bootstrap Python 3 on windows, since it is already done by
   # bootstrap/win_tools.bat.