diff --git a/Cargo.toml b/Cargo.toml
index 2c6fbe9..2669eeb 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -16,13 +16,13 @@ categories = ["algorithms", "data-structures", "encoding"]
 # See more keys and their definitions at https://doc.rust-lang.org/cargo/reference/manifest.html
 
 [dependencies]
-k8s-openapi = { version = "0.20.0", default-features = false }
+k8s-openapi = { version = "0.21.0", default-features = false }
 nom = "7.1.3"
 rust_decimal = "1.32.0"
 thiserror = "1.0.48"
 
 [dev-dependencies]
-k8s-openapi = { version = "0.20.0", default-features = false, features = [
+k8s-openapi = { version = "0.21.0", default-features = false, features = [
 	"v1_28",
 ] }