diff --git a/Cargo.lock b/Cargo.lock
index 384c41af..ddff0493 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -243,9 +243,9 @@ dependencies = [
 
 [[package]]
 name = "clvmr"
-version = "0.8.0"
+version = "0.9.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "903233f3bc9392b44a589f0cea46a53a67fedc3afb4b1303f636977074a505c5"
+checksum = "cd48d84ed6eac4638131341402f30476c9f6c6970ed3ed6984bdf125c5a09538"
 dependencies = [
  "chia-bls",
  "hex-literal",
@@ -618,9 +618,9 @@ dependencies = [
 
 [[package]]
 name = "k256"
-version = "0.13.3"
+version = "0.13.4"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "956ff9b67e26e1a6a866cb758f12c6f8746208489e3e4a4b5580802f2f0a587b"
+checksum = "f6e3919bbaa2945715f0bb6d3934a173d1e9a59ac23767fbaaef277265a7411b"
 dependencies = [
  "cfg-if",
  "ecdsa",
diff --git a/Cargo.toml b/Cargo.toml
index 69857171..c5982b9e 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -31,7 +31,7 @@ do-notation = "0.1.3"
 serde_json = "1.0"
 sha2 = "0.9.5"
 tempfile = "3.3.0"
-clvmr = { version = "0.8.0", features = ["pre-eval"] }
+clvmr = { version = "0.9.1", features = ["pre-eval"] }
 binascii = "0.1.4"
 yaml-rust2 = "0.9"
 hashlink = "0.9.1"