diff --git a/.gitmodules b/.gitmodules
index 3b4871b3..6f417bd9 100644
--- a/.gitmodules
+++ b/.gitmodules
@@ -3,3 +3,9 @@
 	url = https://github.com/hexops/dawn.git
 	shallow = true
 	branch = "generated-2022-02-17"
+[submodule "gpu-dawn/libs/DirectXShaderCompiler"]
+	path = gpu-dawn/libs/DirectXShaderCompiler
+	url = https://github.com/hexops/DirectXShaderCompiler
+        shallow = true
+        branch = "mach"
+
diff --git a/gpu-dawn/.gitmodules b/gpu-dawn/.gitmodules
index 474f1390..f54dd395 100644
--- a/gpu-dawn/.gitmodules
+++ b/gpu-dawn/.gitmodules
@@ -3,3 +3,9 @@
 	url = https://github.com/hexops/dawn.git
 	shallow = true
 	branch = "generated-2022-02-17"
+[submodule "gpu-dawn/libs/DirectXShaderCompiler"]
+	path = gpu-dawn/libs/DirectXShaderCompiler
+	url = https://github.com/hexops/DirectXShaderCompiler
+        shallow = true
+        branch = "mach"
+
diff --git a/gpu-dawn/libs/DirectXShaderCompiler b/gpu-dawn/libs/DirectXShaderCompiler
new file mode 160000
index 00000000..9832f72b
--- /dev/null
+++ b/gpu-dawn/libs/DirectXShaderCompiler
@@ -0,0 +1 @@
+Subproject commit 9832f72b8ab48ca5a80b32ec5592812921833dc8