diff --git a/rust/Cargo.toml b/rust/Cargo.toml
index 43da4c0..38b4bf9 100644
--- a/rust/Cargo.toml
+++ b/rust/Cargo.toml
@@ -13,6 +13,6 @@ members = [
 ]
 
 [patch.crates-io]
-riscv-rt = { git = "https://github.com/rust-embedded/riscv-rt.git", rev = "e9bb7e0964aea781f1121cee82dd55098a4b43e8"}
+riscv-rt = { git = "https://github.com/rust-embedded/riscv-rt.git", rev = "c79ec482b044c37b9f823cf1451aee73c197d380"}
 k210-pac = { git = "https://github.com/riscv-rust/k210-pac.git", rev = "e2473456cd72198867056b80d408ad0a40edb969"}
 k210-hal = { git = "https://github.com/riscv-rust/k210-hal.git", rev = "b83e843c19a2f0bc4eb7f56322ae844818709298" }