diff --git a/DEPS b/DEPS
index 267ed78996..40691f1036 100644
--- a/DEPS
+++ b/DEPS
@@ -169,6 +169,13 @@ deps = {
     'url': Var('chromium_git') + '/external/mockito/mockito.git' + '@' + '04a2a289a4222f80ad20717c25144981210d2eac',
     'condition': 'checkout_android',
   },
+
+  # Used by boringssl.
+  'src/third_party/nasm': {
+      'url': Var('chromium_git') + '/chromium/deps/nasm.git' + '@' +
+      '20920a85609b0608d4c9c80b525196d07183b289'
+  },
+
   'src/third_party/openh264/src':
     Var('chromium_git') + '/external/github.com/cisco/openh264' + '@' + '3b51f16a4a41df729f8d647f03e48c5f272911ff',
   'src/third_party/r8': {