diff --git a/rustfmt.toml b/rustfmt.toml
new file mode 100644
index 0000000..52ee1d5
--- /dev/null
+++ b/rustfmt.toml
@@ -0,0 +1,5 @@
+error_on_line_overflow = true
+error_on_unformatted = true
+#version = "Two"
+hard_tabs = false
+edition = "2018"