diff --git a/Cargo.lock b/Cargo.lock
index f7b7e371..61f63c52 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -4450,7 +4450,7 @@ dependencies = [
  "ark-bls12-381",
  "ark-ec 0.4.2",
  "ark-ff 0.4.2",
- "ark-poly 0.4.2",
+ "ark-poly 0.5.0",
  "ark-poly-commit",
  "ark-serialize 0.4.2",
  "ark-std 0.5.0",
diff --git a/p-project-contracts/Cargo.toml b/p-project-contracts/Cargo.toml
index 2e5aa802..38145429 100644
--- a/p-project-contracts/Cargo.toml
+++ b/p-project-contracts/Cargo.toml
@@ -18,7 +18,7 @@ kyberlib = "0.0.6"
 # Zero-knowledge proofs
 ark-ec = "0.4.2"
 ark-ff = "0.4.2"
-ark-poly = "0.4.2"
+ark-poly = "0.5.0"
 ark-poly-commit = "0.5.0"
 ark-serialize = "0.4.2"
 ark-std = "0.5.0-alpha.0"