diff --git a/Cargo.lock b/Cargo.lock
index b00bd159b..5a0498871 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -670,9 +670,9 @@ dependencies = [
 
 [[package]]
 name = "once_cell"
-version = "1.14.0"
+version = "1.15.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "2f7254b99e31cad77da24b08ebf628882739a608578bb1bcdfc1f9c21260d7c0"
+checksum = "e82dad04139b71a90c080c8463fe0dc7902db5192d939bd0950f074d014339e1"
 
 [[package]]
 name = "openssl-src"
diff --git a/Cargo.toml b/Cargo.toml
index f6fba1531..3d7a582e8 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -47,7 +47,7 @@ versionize_derive = { git = "https://github.com/cloud-hypervisor/versionize_deri
 [dev-dependencies]
 dirs = "4.0.0"
 net_util = { path = "net_util" }
-once_cell = "1.14.0"
+once_cell = "1.15.0"
 serde_json = "1.0.85"
 test_infra = { path = "test_infra" }
 wait-timeout = "0.2.0"
diff --git a/net_util/Cargo.toml b/net_util/Cargo.toml
index 051e5e9e9..66fe09b2b 100644
--- a/net_util/Cargo.toml
+++ b/net_util/Cargo.toml
@@ -22,7 +22,7 @@ vm-virtio = { path = "../vm-virtio" }
 vmm-sys-util = "0.10.0"
 
 [dev-dependencies]
-once_cell = "1.14.0"
+once_cell = "1.15.0"
 pnet = "0.31.0"
 pnet_datalink = "0.31.0"
 serde_json = "1.0.85"
diff --git a/test_infra/Cargo.toml b/test_infra/Cargo.toml
index c234e5c31..e81bf5558 100644
--- a/test_infra/Cargo.toml
+++ b/test_infra/Cargo.toml
@@ -8,7 +8,7 @@ edition = "2021"
 dirs = "4.0.0"
 epoll = "4.3.1"
 libc = "0.2.133"
-once_cell = "1.14.0"
+once_cell = "1.15.0"
 serde = { version = "1.0.144", features = ["rc", "derive"] }
 serde_json = "1.0.85"
 ssh2 = { version = "0.9.3", features = ["vendored-openssl"] }
diff --git a/vmm/Cargo.toml b/vmm/Cargo.toml
index 054b5f2b8..4741194c5 100644
--- a/vmm/Cargo.toml
+++ b/vmm/Cargo.toml
@@ -32,7 +32,7 @@ linux-loader = { version = "0.5.0", features = ["elf", "bzimage", "pe"] }
 log = "0.4.17"
 micro_http = { git = "https://github.com/firecracker-microvm/micro-http", branch = "main" }
 net_util = { path = "../net_util" }
-once_cell = "1.14.0"
+once_cell = "1.15.0"
 option_parser = { path = "../option_parser" }
 pci = { path = "../pci" }
 qcow = { path = "../qcow" }