diff --git a/Cargo.lock b/Cargo.lock
index 4e7ac17..210bceb 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -3075,7 +3075,7 @@ dependencies = [
  "anyhow",
  "log",
  "mdbook",
- "pulldown-cmark 0.12.2",
+ "pulldown-cmark 0.13.0",
  "test-log",
 ]
 
@@ -3089,7 +3089,7 @@ dependencies = [
  "log",
  "mdbook",
  "mdbook-plugin-utils",
- "pulldown-cmark 0.12.2",
+ "pulldown-cmark 0.13.0",
  "semver",
  "serde",
  "serde-keyvalue",
@@ -3113,7 +3113,7 @@ dependencies = [
  "mdbook",
  "mdbook-plugin-utils",
  "peekread",
- "pulldown-cmark 0.12.2",
+ "pulldown-cmark 0.13.0",
  "semver",
  "serde",
  "serde_json",
@@ -3827,9 +3827,9 @@ dependencies = [
 
 [[package]]
 name = "pulldown-cmark"
-version = "0.12.2"
+version = "0.13.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "f86ba2052aebccc42cbbb3ed234b8b13ce76f75c3551a303cb2bcffcff12bb14"
+checksum = "1e8bbe1a966bd2f362681a44f6edce3c2310ac21e4d5067a6e7ec396297a6ea0"
 dependencies = [
  "bitflags 2.8.0",
  "getopts",
diff --git a/Cargo.toml b/Cargo.toml
index fa2172b..99076a7 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -15,7 +15,7 @@ clap = { version = "4.5.8", features = ["derive"] }
 env_logger = "0.11.3"
 log = "0.4.22"
 mdbook = "0.4.40"
-pulldown-cmark = "0.12.0"
+pulldown-cmark = "0.13.0"
 semver = "1.0.23"
 serde = { version = "1.0.204", features = ["derive"] }
 serde_json = "1.0.120"