diff --git a/Cargo.lock b/Cargo.lock
index 223b321..0f7f5ec 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -444,9 +444,9 @@ dependencies = [
 
 [[package]]
 name = "pulldown-cmark"
-version = "0.11.2"
+version = "0.12.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "cb4e75767fbc9d92b90e4d0c011f61358cde9513b31ef07ea3631b15ffc3b4fd"
+checksum = "4d31cbfcd94884c3a67ec210c83efb06cb43674043458b0ad59f6947f8462c23"
 dependencies = [
  "bitflags",
  "getopts",
@@ -463,9 +463,9 @@ checksum = "007d8adb5ddab6f8e3f491ac63566a7d5002cc7ed73901f72057943fa71ae1ae"
 
 [[package]]
 name = "pulldown-cmark-to-cmark"
-version = "15.0.1"
+version = "16.0.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "b9c77db841443d89a57ae94f22d29c022f6d9f41b00bddbf1f4024dbaf4bdce1"
+checksum = "171b9687038fb417937aee4ce1d0a269897091f05be16660a1e45777533c54b9"
 dependencies = [
  "pulldown-cmark",
 ]
diff --git a/Cargo.toml b/Cargo.toml
index 1d23138..8549b47 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -30,8 +30,8 @@ gumdrop = "0.8.1"
 ignore = "0.4.22"
 pathdiff = "0.2.1"
 percent-encoding = "2.3.1"
-pulldown-cmark = "0.11.0"
-pulldown-cmark-to-cmark = "15.0.0"
+pulldown-cmark = "0.12.0"
+pulldown-cmark-to-cmark = "16.0.0"
 rayon = "1.10.0"
 regex = "1.10.5"
 serde_yaml = "0.9.34"
diff --git a/changelog.d/252.breaking.md b/changelog.d/252.breaking.md
index 1e1fe55..a770c16 100644
--- a/changelog.d/252.breaking.md
+++ b/changelog.d/252.breaking.md
@@ -1,4 +1,4 @@
-Upgrade [pulldown-cmark](https://crates.io/crates/pulldown-cmark) from 0.9 to 0.11
+Upgrade [pulldown-cmark](https://crates.io/crates/pulldown-cmark) from 0.9 to 0.12
 
 pulldown-cmark is the Markdown/CommonMark parser that is used to read and convert notes (together with [pulldown-cmark-to-cmark](https://crates.io/crates/pulldown-cmark-to-cmark)).
 
diff --git a/changelog.d/285.breaking.md b/changelog.d/285.breaking.md
new file mode 120000
index 0000000..1748068
--- /dev/null
+++ b/changelog.d/285.breaking.md
@@ -0,0 +1 @@
+252.breaking.md
\ No newline at end of file
diff --git a/src/lib.rs b/src/lib.rs
index 3dfbdbf..82e5d3f 100644
--- a/src/lib.rs
+++ b/src/lib.rs
@@ -978,6 +978,9 @@ fn tag_to_owned<'a>(tag: Tag<'_>) -> Tag<'a> {
         },
         Tag::HtmlBlock => Tag::HtmlBlock,
         Tag::MetadataBlock(metadata_block_kind) => Tag::MetadataBlock(metadata_block_kind),
+        Tag::DefinitionList => Tag::DefinitionList,
+        Tag::DefinitionListTitle => Tag::DefinitionListTitle,
+        Tag::DefinitionListDefinition => Tag::DefinitionListDefinition,
     }
 }