diff --git a/fri/Cargo.toml b/fri/Cargo.toml
index 71150c2..35aaf53 100644
--- a/fri/Cargo.toml
+++ b/fri/Cargo.toml
@@ -10,6 +10,6 @@ path = "examples/example.rs"
 
 [dependencies]
 ark-poly = "0.4.2"
-ark-ff = "0.4.2"
+ark-ff = "0.5.0"
 sha2 = "0.11.0-pre.3"
 rand = "0.8.5"
diff --git a/kzg/Cargo.toml b/kzg/Cargo.toml
index 1cd4bd0..7484749 100644
--- a/kzg/Cargo.toml
+++ b/kzg/Cargo.toml
@@ -10,7 +10,7 @@ path = "examples/example.rs"
 
 
 [dependencies]
-ark-ff = "0.4.2"
+ark-ff = "0.5.0"
 ark-poly = "0.4.2"
 ark-ec = "0.4.2"
 ark-bls12-381 = "0.4.0"
diff --git a/plonk/Cargo.toml b/plonk/Cargo.toml
index 19fcda8..fd3ff0f 100644
--- a/plonk/Cargo.toml
+++ b/plonk/Cargo.toml
@@ -10,7 +10,7 @@ path = "examples/example.rs"
 
 
 [dependencies]
-ark-ff = "0.4.2"
+ark-ff = "0.5.0"
 ark-poly = "0.4.2"
 ark-ec = "0.4.2"
 ark-bls12-381 = "0.4.0"