diff --git a/Cargo.lock b/Cargo.lock
index 60b68e76..77800e88 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -2184,18 +2184,18 @@ dependencies = [
 
 [[package]]
 name = "serde"
-version = "1.0.199"
+version = "1.0.200"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "0c9f6e76df036c77cd94996771fb40db98187f096dd0b9af39c6c6e452ba966a"
+checksum = "ddc6f9cc94d67c0e21aaf7eda3a010fd3af78ebf6e096aa6e2e13c79749cce4f"
 dependencies = [
  "serde_derive",
 ]
 
 [[package]]
 name = "serde_derive"
-version = "1.0.199"
+version = "1.0.200"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "11bd257a6541e141e42ca6d24ae26f7714887b47e89aa739099104c7e4d3b7fc"
+checksum = "856f046b9400cee3c8c94ed572ecdb752444c24528c035cd35882aad6f492bcb"
 dependencies = [
  "proc-macro2",
  "quote",
@@ -3132,9 +3132,9 @@ dependencies = [
 
 [[package]]
 name = "zerocopy"
-version = "0.7.32"
+version = "0.7.33"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "74d4d3961e53fa4c9a25a8637fc2bfaf2595b3d3ae34875568a5cf64787716be"
+checksum = "087eca3c1eaf8c47b94d02790dd086cd594b912d2043d4de4bfdd466b3befb7c"
 dependencies = [
  "byteorder",
  "zerocopy-derive",
@@ -3142,9 +3142,9 @@ dependencies = [
 
 [[package]]
 name = "zerocopy-derive"
-version = "0.7.32"
+version = "0.7.33"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "9ce1b18ccd8e73a9321186f97e46f9f04b778851177567b1975109d26a08d2a6"
+checksum = "6f4b6c273f496d8fd4eaf18853e6b448760225dc030ff2c485a786859aea6393"
 dependencies = [
  "proc-macro2",
  "quote",
diff --git a/mdbook-course/Cargo.toml b/mdbook-course/Cargo.toml
index 71ea35c5..40a4017c 100644
--- a/mdbook-course/Cargo.toml
+++ b/mdbook-course/Cargo.toml
@@ -17,6 +17,6 @@ matter = "0.1.0-alpha4"
 mdbook = "0.4.37"
 pretty_env_logger = "0.5.0"
 regex = "1.10"
-serde = "1.0.199"
+serde = "1.0.200"
 serde_json = "1.0.116"
 serde_yaml = "0.9"
diff --git a/src/bare-metal/useful-crates/zerocopy-example/Cargo.toml b/src/bare-metal/useful-crates/zerocopy-example/Cargo.toml
index 88e4a810..26a9f30f 100644
--- a/src/bare-metal/useful-crates/zerocopy-example/Cargo.toml
+++ b/src/bare-metal/useful-crates/zerocopy-example/Cargo.toml
@@ -5,4 +5,4 @@ edition = "2021"
 publish = false
 
 [dependencies]
-zerocopy = { version = "0.7.32", features = ["derive"] }
+zerocopy = { version = "0.7.33", features = ["derive"] }