diff --git a/Cargo.lock b/Cargo.lock
index 2ea6df7b4a..e98d384892 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -2068,9 +2068,9 @@ dependencies = [
 
 [[package]]
 name = "once_cell"
-version = "1.18.0"
+version = "1.19.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "dd8b5dd2ae5ed71462c540258bedcb51965123ad7e7ccf4b9a8cafaa4a63576d"
+checksum = "3fdb12b2476b595f9358c5161aa467c2438859caa136dec86c26fdd2efe17b92"
 dependencies = [
  "parking_lot_core",
 ]
diff --git a/node/consensus/Cargo.toml b/node/consensus/Cargo.toml
index c005025003..3bc70c4a83 100644
--- a/node/consensus/Cargo.toml
+++ b/node/consensus/Cargo.toml
@@ -72,7 +72,7 @@ version = "0.1"
 version = "0.12"
 
 [dev-dependencies.once_cell]
-version = "1.13"
+version = "1.19"
 
 [dev-dependencies.tracing-test]
 version = "0.2"
diff --git a/node/rest/Cargo.toml b/node/rest/Cargo.toml
index 7ab2f18a11..64a07f00bd 100644
--- a/node/rest/Cargo.toml
+++ b/node/rest/Cargo.toml
@@ -42,7 +42,7 @@ features = [ "serde", "rayon" ]
 version = "9.2"
 
 [dependencies.once_cell]
-version = "1.18"
+version = "1.19"
 
 [dependencies.parking_lot]
 version = "0.12"