diff --git a/gpu-dawn/.gitmodules b/gpu-dawn/.gitmodules
index 1a7b9ec3..34d7e69b 100644
--- a/gpu-dawn/.gitmodules
+++ b/gpu-dawn/.gitmodules
@@ -6,6 +6,5 @@
 [submodule "libs/DirectXShaderCompiler"]
 	path = libs/DirectXShaderCompiler
 	url = https://github.com/hexops/DirectXShaderCompiler
-        shallow = true
-        branch = "mach"
-
+	shallow = true
+	branch = "mach"