diff --git a/Cargo.lock b/Cargo.lock
index 6fed8c0..2c24f1a 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -336,9 +336,9 @@ dependencies = [
 
 [[package]]
 name = "rcgen"
-version = "0.9.3"
+version = "0.10.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "6413f3de1edee53342e6138e75b56d32e7bc6e332b3bd62d497b1929d4cfbcdd"
+checksum = "ffbe84efe2f38dea12e9bfc1f65377fdf03e53a18cb3b995faedf7934c7e785b"
 dependencies = [
  "pem",
  "ring",
diff --git a/Cargo.toml b/Cargo.toml
index d4e4ebb..7a79dba 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -21,7 +21,7 @@ log = "0.4"
 mime_guess = "2.0"
 once_cell = "1.15"
 percent-encoding = "2.2"
-rcgen = { version = "0.9.3" }
+rcgen = { version = "0.10.0" }
 rustls = "0.20.6"
 tokio-rustls = "0.23.4"
 tokio = { version = "1.21", features = ["fs", "io-util", "net", "rt-multi-thread", "sync"] }