diff --git a/chrome/browser/DEPS b/chrome/browser/DEPS
index f0b0891..634c8e9 100644
--- a/chrome/browser/DEPS
+++ b/chrome/browser/DEPS
@@ -242,6 +242,7 @@
   "+components/sessions/core",
   "+components/signin/core/browser",
   "+components/signin/public",
+  "+components/site_isolation",
   "+components/spellcheck",
   "+components/sqlite_proto",
   "+components/ssl_errors",