diff --git a/DEPS b/DEPS
index b9e9b378de..e033425b9a 100644
--- a/DEPS
+++ b/DEPS
@@ -103,13 +103,13 @@ deps = {
 
   # Khronos Vulkan-Headers
   'third_party/vulkan-headers': {
-    'url': '{chromium_git}/external/github.com/KhronosGroup/Vulkan-Headers@d287523f48dba1b669866c5d6625b29931948e39',
+    'url': '{chromium_git}/external/github.com/KhronosGroup/Vulkan-Headers@e01f13e1f777cf592ebd1a5f4836d4cd10ed85f6',
     'condition': 'dawn_standalone',
   },
 
   # Khronos Vulkan-ValidationLayers
   'third_party/vulkan-validation-layers': {
-    'url': '{chromium_git}/external/github.com/KhronosGroup/Vulkan-ValidationLayers@237d818e81fbffa073d29d94f53a2cbac4f25b9f',
+    'url': '{chromium_git}/external/github.com/KhronosGroup/Vulkan-ValidationLayers@1533266eac486fae0c34bffe4868c4bc91dbe078',
     'condition': 'dawn_standalone',
   },
 
diff --git a/build_overrides/vulkan_headers.gni b/build_overrides/vulkan_headers.gni
new file mode 100644
index 0000000000..4c0047a0d9
--- /dev/null
+++ b/build_overrides/vulkan_headers.gni
@@ -0,0 +1,17 @@
+# Copyright 2020 The Dawn Authors
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+#     http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+
+# Fake the vulkan_use_x11 when inside Dawn's repository
+import("../scripts/dawn_features.gni")
+vulkan_use_x11 = dawn_use_x11
diff --git a/build_overrides/vulkan_validation_layers.gni b/build_overrides/vulkan_validation_layers.gni
index d430597405..491afbcdfa 100644
--- a/build_overrides/vulkan_validation_layers.gni
+++ b/build_overrides/vulkan_validation_layers.gni
@@ -22,3 +22,7 @@ vvl_glslang_dir = "//third_party/glslang"
 # Subdirectories for generated files
 vulkan_data_subdir = "vulkandata"
 vulkan_gen_subdir = ""
+
+# Fake the use_x11 when inside Dawn's repository
+import("../scripts/dawn_features.gni")
+use_x11 = dawn_use_x11