diff --git a/app/rs/Cargo.lock b/app/rs/Cargo.lock
index f9197f9..22f5148 100644
--- a/app/rs/Cargo.lock
+++ b/app/rs/Cargo.lock
@@ -191,9 +191,9 @@ dependencies = [
 
 [[package]]
 name = "once_cell"
-version = "1.21.3"
+version = "1.21.4"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "42f5e15c9953c5e4ccceeb2e7382a716482c34515315f7b03532b8b4e8393d2d"
+checksum = "9f7c3e4beb33f85d45ae3e3a1792185706c8e16d043238c593331cc7cd313b50"
 
 [[package]]
 name = "proc-macro-crate"
diff --git a/app/rs/Cargo.toml b/app/rs/Cargo.toml
index 6db20f2..1a6b75d 100644
--- a/app/rs/Cargo.toml
+++ b/app/rs/Cargo.toml
@@ -13,7 +13,7 @@ crate-type = ["cdylib"]
 
 libc = "0.2.172"
 
-once_cell = "1.21.3"
+once_cell = "1.21.4"
 
 # for log
 log = "0.4.22"