diff --git a/Cargo.lock b/Cargo.lock
index 719cacd..8ee29bb 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -2135,9 +2135,9 @@ checksum = "0c520e05135d6e763148b6426a837e239041653ba7becd2e538c076c738025fc"
 
 [[package]]
 name = "pay_u"
-version = "0.1.8"
+version = "0.1.9"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "4610a8df1fb636e9b9869a4faa7f0a981e40e2c83560e4d25e5c449ca6e37174"
+checksum = "71c9728962c794530dd3e728dd1ad23326dcbfbea34442f2cb0f789ba5e7a112"
 dependencies = [
  "chrono",
  "derive_more",