diff --git a/tools_webrtc/get_landmines.py b/tools_webrtc/get_landmines.py
index 3539943b0d..ae4183fed2 100755
--- a/tools_webrtc/get_landmines.py
+++ b/tools_webrtc/get_landmines.py
@@ -46,6 +46,7 @@ def print_landmines():  # pylint: disable=invalid-name
     print('Clobber because of libc++ issue')
     print('Clobber because of libc++ issue - take 2')
     print('Clobber because of libc++ issue - take 3')
+    print('Clobber because of libc++ issue - take 4 (crbug.com/1337238)')
   if host_os() == 'mac':
     print('Clobber due to iOS compile errors (crbug.com/694721)')
     print('Clobber to unblock https://codereview.webrtc.org/2709573003')