diff --git a/Cargo.lock b/Cargo.lock
index dc4c8439718..525ea99bce5 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -3352,7 +3352,7 @@ dependencies = [
  "log",
  "parking_lot",
  "quicksink",
- "rcgen 0.9.3",
+ "rcgen 0.10.0",
  "rw-stream-sink",
  "soketto",
  "url",
diff --git a/transports/websocket/Cargo.toml b/transports/websocket/Cargo.toml
index 39a96d69901..b33af22fe45 100644
--- a/transports/websocket/Cargo.toml
+++ b/transports/websocket/Cargo.toml
@@ -28,7 +28,7 @@ webpki-roots = "0.25"
 libp2p-tcp = { workspace = true, features = ["async-io"] }
 libp2p-dns = { workspace = true, features = ["async-std"] }
 async-std = { version = "1.6.5", features = ["attributes"] }
-rcgen = "0.9.3"
+rcgen = "0.10.0"
 
 # Passing arguments to the docsrs builder in order to properly document cfg's.
 # More information: https://docs.rs/about/builds#cross-compiling