diff --git a/rustfmt.toml b/rustfmt.toml
new file mode 100644
index 0000000..6776cef
--- /dev/null
+++ b/rustfmt.toml
@@ -0,0 +1,5 @@
+max_width = 200
+ideal_width = 100
+fn_call_width = 80
+wrap_match_arms = false
+write_mode = "Overwrite"