diff --git a/Cargo.lock b/Cargo.lock
index f2cdf5d..3367f24 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -1313,9 +1313,9 @@ checksum = "357703d41365b4b27c590e3ed91eabb1b663f07c4c084095e60cbed4362dff0d"
 
 [[package]]
 name = "rustdoc-types"
-version = "0.56.0"
+version = "0.57.3"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "27bf787c529efe523ed9eb6dcdbaa5954d34329f08d5c243fce928441826ca90"
+checksum = "7e6919c49bdd9cca072b3b502d16c073d0a4d3b7283ff6e0c86a5f6e6b07bbfe"
 dependencies = [
  "serde",
  "serde_derive",
diff --git a/Cargo.toml b/Cargo.toml
index f7bfd4e..13216a2 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -15,7 +15,7 @@ cargo-lock = "11"
 dirs = "6"
 reqwest = { version = "0.13", features = ["gzip"] }
 rmcp = { version = "0.14", features = ["server", "transport-io"] }
-rustdoc-types = "0.56"
+rustdoc-types = "0.57"
 serde = { version = "1", features = ["derive"] }
 serde_json = "1"
 thiserror = "2"