diff --git a/keystore2/rustfmt.toml b/keystore2/rustfmt.toml
new file mode 100644
index 0000000..4335d66
--- /dev/null
+++ b/keystore2/rustfmt.toml
@@ -0,0 +1,5 @@
+# Android Format Style
+
+edition = "2021"
+use_small_heuristics = "Max"
+newline_style = "Unix"
\ No newline at end of file