diff --git a/libs/gui/OWNERS b/libs/gui/OWNERS
index 070f6bf..5a9644b 100644
--- a/libs/gui/OWNERS
+++ b/libs/gui/OWNERS
@@ -9,10 +9,10 @@
 
 # BufferQueue is feature-frozen
 per-file BufferQueue* = set noparent
-per-file BufferQueue* = jreck@google.com, sumir@google.com, alecmouri@google.com
+per-file BufferQueue* = jreck@google.com, sumir@google.com, alecmouri@google.com, jshargo@google.com, carlosmr@google.com
 per-file IGraphicBuffer* = set noparent
-per-file IGraphicBuffer* = jreck@google.com, sumir@google.com, alecmouri@google.com
+per-file IGraphicBuffer* = jreck@google.com, sumir@google.com, alecmouri@google.com, jshargo@google.com, carlosmr@google.com
 per-file include/gui/BufferQueue* = set noparent
-per-file include/gui/BufferQueue* = jreck@google.com, sumir@google.com, alecmouri@google.com
+per-file include/gui/BufferQueue* = jreck@google.com, sumir@google.com, alecmouri@google.com, jshargo@google.com, carlosmr@google.com
 per-file include/gui/IGraphicBuffer* = set noparent
-per-file include/gui/IGraphicBuffer* = jreck@google.com, sumir@google.com, alecmouri@google.com
+per-file include/gui/IGraphicBuffer* = jreck@google.com, sumir@google.com, alecmouri@google.com, jshargo@google.com, carlosmr@google.com