diff --git a/Cargo.lock b/Cargo.lock
index 037aaf2..4b6cfe1 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -135,9 +135,9 @@ dependencies = [
 
 [[package]]
 name = "typenum"
-version = "1.19.0"
+version = "1.20.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "562d481066bde0658276a35467c4af00bdc6ee726305698a55b86e61d7ad82bb"
+checksum = "40ce102ab67701b8526c123c1bab5cbe42d7040ccfd0f64af1a385808d2f43de"
 
 [[package]]
 name = "unicode-ident"
diff --git a/Cargo.toml b/Cargo.toml
index 7e80632..f246666 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -17,7 +17,7 @@ edition = "2024"
 rust-version = "1.85"
 
 [dependencies]
-typenum = { version = "1.17", features = ["const-generics"] }
+typenum = { version = "1.20", features = ["const-generics"] }
 
 # optional dependencies
 arbitrary = { version = "1", optional = true }