diff --git a/Cargo.lock b/Cargo.lock
index 2e79300cff9..822a067a86e 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -3335,7 +3335,7 @@ dependencies = [
  "libp2p-identity",
  "libp2p-swarm",
  "libp2p-yamux",
- "rcgen",
+ "rcgen 0.12.0",
  "ring 0.16.20",
  "rustls 0.21.9",
  "rustls-webpki",
@@ -3388,7 +3388,7 @@ dependencies = [
  "multihash",
  "quickcheck",
  "rand 0.8.5",
- "rcgen",
+ "rcgen 0.12.0",
  "serde",
  "stun",
  "thiserror",
@@ -3456,7 +3456,7 @@ dependencies = [
  "libp2p-tcp",
  "parking_lot",
  "pin-project-lite",
- "rcgen",
+ "rcgen 0.12.0",
  "rw-stream-sink",
  "soketto",
  "tracing",
@@ -4711,6 +4711,18 @@ dependencies = [
  "yasna",
 ]
 
+[[package]]
+name = "rcgen"
+version = "0.12.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "5d918c80c5a4c7560db726763020bd16db179e4d5b828078842274a443addb5d"
+dependencies = [
+ "pem",
+ "ring 0.17.5",
+ "time",
+ "yasna",
+]
+
 [[package]]
 name = "redis"
 version = "0.23.3"
@@ -6534,7 +6546,7 @@ dependencies = [
  "log",
  "pem",
  "rand 0.8.5",
- "rcgen",
+ "rcgen 0.11.3",
  "regex",
  "ring 0.16.20",
  "rtcp",
@@ -6598,7 +6610,7 @@ dependencies = [
  "pem",
  "rand 0.8.5",
  "rand_core 0.6.4",
- "rcgen",
+ "rcgen 0.11.3",
  "ring 0.16.20",
  "rustls 0.21.9",
  "sec1",
diff --git a/transports/tls/Cargo.toml b/transports/tls/Cargo.toml
index 2a683decec0..80beb8f8b14 100644
--- a/transports/tls/Cargo.toml
+++ b/transports/tls/Cargo.toml
@@ -13,7 +13,7 @@ futures = { version = "0.3.29", default-features = false }
 futures-rustls = "0.24.0"
 libp2p-core = { workspace = true }
 libp2p-identity = { workspace = true }
-rcgen = "0.11.3"
+rcgen = "0.12.0"
 ring = "0.16.20"
 thiserror = "1.0.50"
 webpki = { version = "0.101.4", package = "rustls-webpki", features = ["std"] }
diff --git a/transports/webrtc/Cargo.toml b/transports/webrtc/Cargo.toml
index de805840683..ee6999fdb75 100644
--- a/transports/webrtc/Cargo.toml
+++ b/transports/webrtc/Cargo.toml
@@ -23,7 +23,7 @@ libp2p-identity = { workspace = true }
 libp2p-webrtc-utils = { workspace = true }
 multihash = { workspace = true }
 rand = "0.8"
-rcgen = "0.11.3"
+rcgen = "0.12.0"
 serde = { version = "1.0", features = ["derive"] }
 stun = "0.5"
 thiserror = "1"
diff --git a/transports/websocket/Cargo.toml b/transports/websocket/Cargo.toml
index 31f91874f68..845d98e67a7 100644
--- a/transports/websocket/Cargo.toml
+++ b/transports/websocket/Cargo.toml
@@ -29,7 +29,7 @@ libp2p-tcp = { workspace = true, features = ["async-io"] }
 libp2p-dns = { workspace = true, features = ["async-std"] }
 libp2p-identity = { workspace = true, features = ["rand"] }
 async-std = { version = "1.6.5", features = ["attributes"] }
-rcgen = "0.11.3"
+rcgen = "0.12.0"
 
 # Passing arguments to the docsrs builder in order to properly document cfg's.
 # More information: https://docs.rs/about/builds#cross-compiling