diff --git a/Cargo.lock b/Cargo.lock
index 1884cf5c..18bd96aa 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -873,7 +873,7 @@ dependencies = [
  "secrecy",
  "serde",
  "serde_json",
- "serde_yaml",
+ "serde_yaml 0.8.26",
  "thiserror",
  "tokio",
  "tokio-native-tls",
@@ -1334,7 +1334,7 @@ dependencies = [
  "semver",
  "serde",
  "serde_json",
- "serde_yaml",
+ "serde_yaml 0.8.26",
  "thiserror",
  "xml-rs",
 ]
@@ -1592,6 +1592,19 @@ dependencies = [
  "yaml-rust",
 ]
 
+[[package]]
+name = "serde_yaml"
+version = "0.9.9"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "f50845f68d5c693aac7d72a25415ddd21cb8182c04eafe447b73af55a05f9e1b"
+dependencies = [
+ "indexmap",
+ "itoa",
+ "ryu",
+ "serde",
+ "unsafe-libyaml",
+]
+
 [[package]]
 name = "sharded-slab"
 version = "0.1.4"
@@ -1643,7 +1656,7 @@ dependencies = [
  "semver",
  "serde",
  "serde_json",
- "serde_yaml",
+ "serde_yaml 0.9.9",
  "stackable-operator",
  "strum",
  "thiserror",
@@ -1657,7 +1670,7 @@ dependencies = [
  "futures",
  "serde",
  "serde_json",
- "serde_yaml",
+ "serde_yaml 0.9.9",
  "stackable-hdfs-crd",
  "stackable-operator",
  "strum",
@@ -1673,7 +1686,7 @@ version = "0.5.0-nightly"
 dependencies = [
  "built",
  "clap",
- "serde_yaml",
+ "serde_yaml 0.9.9",
  "stackable-hdfs-crd",
  "stackable-hdfs-operator",
  "stackable-operator",
@@ -1705,7 +1718,7 @@ dependencies = [
  "schemars",
  "serde",
  "serde_json",
- "serde_yaml",
+ "serde_yaml 0.8.26",
  "stackable-operator-derive",
  "strum",
  "thiserror",
@@ -2147,6 +2160,12 @@ version = "0.2.3"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "957e51f3646910546462e67d5f7599b9e4fb8acdd304b087a6494730f9eebf04"
 
+[[package]]
+name = "unsafe-libyaml"
+version = "0.2.2"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "931179334a56395bcf64ba5e0ff56781381c1a5832178280c7d7f91d1679aeb0"
+
 [[package]]
 name = "url"
 version = "2.2.2"
diff --git a/rust/crd/Cargo.toml b/rust/crd/Cargo.toml
index 064c9b61..49c5a662 100644
--- a/rust/crd/Cargo.toml
+++ b/rust/crd/Cargo.toml
@@ -13,7 +13,7 @@ stackable-operator = { git = "https://github.com/stackabletech/operator-rs.git",
 semver = "1.0"
 serde = { version = "1.0", features = ["derive"] }
 serde_json = "1.0"
-serde_yaml = "0.8"
+serde_yaml = "0.9"
 strum = { version = "0.24", features = ["derive"] }
 thiserror = "1.0"
 tracing = "0.1"
diff --git a/rust/operator-binary/Cargo.toml b/rust/operator-binary/Cargo.toml
index 4e84cde1..c4c09723 100644
--- a/rust/operator-binary/Cargo.toml
+++ b/rust/operator-binary/Cargo.toml
@@ -15,7 +15,7 @@ stackable-hdfs-operator = { path = "../operator" }
 clap = { version = "3.2", features = ["derive"] }
 tokio = { version = "1.20", features = ["macros", "rt-multi-thread"] }
 tracing = "0.1"
-serde_yaml = "0.8"
+serde_yaml = "0.9"
 
 [build-dependencies]
 built = { version =  "0.5", features = ["chrono", "git2"] }
diff --git a/rust/operator/Cargo.toml b/rust/operator/Cargo.toml
index 32971a88..59810930 100644
--- a/rust/operator/Cargo.toml
+++ b/rust/operator/Cargo.toml
@@ -14,7 +14,7 @@ stackable-hdfs-crd = { path = "../crd" }
 futures = "0.3"
 serde = { version = "1.0", features = ["derive"] }
 serde_json = "1.0"
-serde_yaml = "0.8"
+serde_yaml = "0.9"
 strum = "0.24"
 thiserror = "1.0"
 tokio = { version = "1.20", features = ["macros", "rt-multi-thread"] }