diff --git a/rustfmt.toml b/rustfmt.toml
new file mode 100644
index 0000000..e270811
--- /dev/null
+++ b/rustfmt.toml
@@ -0,0 +1,3 @@
+group_imports = "StdExternalCrate"
+imports_granularity = "Crate"
+imports_layout = "HorizontalVertical"