diff --git a/narwhal/crypto/Cargo.toml b/narwhal/crypto/Cargo.toml
index 647a9ac3dd3de..c23606bc2b5d5 100644
--- a/narwhal/crypto/Cargo.toml
+++ b/narwhal/crypto/Cargo.toml
@@ -37,7 +37,7 @@ ark-std = { version = "0.3.0", features = ["std"], optional = true }
 blake2 = "0.9"
 blst = "0.3.10"
 digest = "0.10.3"
-once_cell = "1.13.1"
+once_cell = "1.14.0"
 readonly = "0.2.2"
 workspace-hack = { version = "0.1", path = "../workspace-hack" }
 
diff --git a/narwhal/dag/Cargo.toml b/narwhal/dag/Cargo.toml
index 74f083fcd1c0e..959ac6aeee855 100644
--- a/narwhal/dag/Cargo.toml
+++ b/narwhal/dag/Cargo.toml
@@ -12,7 +12,7 @@ fastcrypto = { git = "https://github.com/MystenLabs/fastcrypto", rev = "c022a2ae
 dashmap = "5.4.0"
 either = "1.8.0"
 itertools = "0.10.3"
-once_cell = "1.13.1"
+once_cell = "1.14.0"
 rayon = "1.5.3"
 serde = "1.0.144"
 thiserror = "1.0.33"
diff --git a/narwhal/primary/Cargo.toml b/narwhal/primary/Cargo.toml
index af2f4d4b0589f..013f9df415487 100644
--- a/narwhal/primary/Cargo.toml
+++ b/narwhal/primary/Cargo.toml
@@ -21,7 +21,7 @@ dhat = { version = "0.3.0", optional = true }
 futures = "0.3.24"
 itertools = "0.10.3"
 multiaddr = "0.14.0"
-once_cell = "1.13.1"
+once_cell = "1.14.0"
 prometheus = "0.13.1"
 prost = "0.10.4"
 rand = { version = "0.8.5", features = ["small_rng"] }