diff --git a/crates/wx-rust-pay/Cargo.toml b/crates/wx-rust-pay/Cargo.toml
index 222703e..6df327a 100644
--- a/crates/wx-rust-pay/Cargo.toml
+++ b/crates/wx-rust-pay/Cargo.toml
@@ -58,7 +58,7 @@ rand_core = { version = "0.6.4", features = ["getrandom"] }
 sha1 = "0.10.6"
 
 [dev-dependencies]
-httpmock = "0.8.2"
+httpmock = "0.9.0"
 
 [package.metadata.docs.rs]
 all-features = true