diff --git a/crates/ark-zkey/Cargo.toml b/crates/ark-zkey/Cargo.toml
index e561204..00074fc 100644
--- a/crates/ark-zkey/Cargo.toml
+++ b/crates/ark-zkey/Cargo.toml
@@ -2,6 +2,7 @@
 name = "ark-zkey"
 version = "0.1.0"
 edition = "2021"
+publish = false
 
 [dependencies]
 color-eyre = "0.6"
diff --git a/src/circuit.rs b/src/circuit.rs
index 0e89f46..1e0197f 100644
--- a/src/circuit.rs
+++ b/src/circuit.rs
@@ -29,5 +29,6 @@ pub fn zkey(depth: usize) -> &'static (ProvingKey<Bn254>, ConstraintMatrices<Fr>
 #[must_use]
 pub fn graph(depth: usize) -> &'static [u8] {
     let index = get_depth_index(depth).unwrap_or_else(|| panic!("depth {depth} is not supported"));
-    &GRAPH_BYTES[index]
+
+    GRAPH_BYTES[index]
 }