diff --git a/src/build/common.gypi b/src/build/common.gypi
index 13695054b2..2ead98cbee 100644
--- a/src/build/common.gypi
+++ b/src/build/common.gypi
@@ -183,6 +183,17 @@
           'WEBRTC_ANDROID_OPENSLES',
          ],
       }],
+      ['clang==1', {
+        'xcode_settings': {
+          'WARNING_CFLAGS': [
+            # TODO(thakis): Remove once all violations are fixed.
+            '-Wno-unused-private-field',
+          ],
+        },
+        'cflags': [
+          '-Wno-unused-private-field',
+        ]
+      }],
     ], # conditions
   }, # target_defaults
 }