diff --git a/Cargo.lock b/Cargo.lock
index ae2fc5c1..5eacaa62 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -6282,12 +6282,9 @@ dependencies = [
 
 [[package]]
 name = "once_cell"
-version = "1.20.1"
+version = "1.21.4"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "82881c4be219ab5faaf2ad5e5e5ecdff8c66bd7402ca3160975c93b24961afd1"
-dependencies = [
- "portable-atomic",
-]
+checksum = "9f7c3e4beb33f85d45ae3e3a1792185706c8e16d043238c593331cc7cd313b50"
 
 [[package]]
 name = "oorandom"
diff --git a/Cargo.toml b/Cargo.toml
index 35a3b250..abe2ba51 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -24,7 +24,7 @@ thiserror = "1.0.63"
 axum = { version = "0.7.7", optional = true }
 iamgroot = { git = "https://github.com/sergey-melnychuk/iamgroot", tag = "v0.2.8" }
 regex = "1.11.1"
-once_cell = "1.16.0-pre.1"
+once_cell = "1.21.4"
 
 starknet-types-core = "0.1.7"
 starknet-crypto = "0.7.1"