diff --git a/Cargo.lock b/Cargo.lock
index a26ef8ce6..b51ebc17e 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -4050,11 +4050,11 @@ dependencies = [
 
 [[package]]
 name = "pem"
-version = "3.0.6"
+version = "4.0.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "1d30c53c26bc5b31a98cd02d20f25a7c8567146caf63ed593a9d87b2775291be"
+checksum = "d354a98a3d1251555de99e8fdd8afda05573c31b82f59063a7b0a29b5527f120"
 dependencies = [
- "base64 0.22.1",
+ "base64 0.23.0",
  "serde_core",
 ]
 
diff --git a/Cargo.toml b/Cargo.toml
index 3e30b07b5..2ca7509b9 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -93,7 +93,7 @@ openstack_sdk_core = { version = "0.22.7", path = "sdk/core" }
 openstack_sdk = { version = "0.22.7", path = "openstack_sdk" }
 openstack_types = { version = "0.22.7", path = "openstack_types" }
 openstack-types-core = { version = "0.22", path = "types/core" }
-pem = { version = "^3.0" }
+pem = { version = "^4.0" }
 regex = { version = "^1.13" }
 rsa = { version = "^0.9", features = ["getrandom", "pkcs5"] }
 ssh-key = { version = "^0.6", features = ["rsa", "encryption"] }