diff --git a/zk-token-sdk/src/instruction/batched_range_proof/mod.rs b/zk-token-sdk/src/instruction/batched_range_proof/mod.rs
index b8310a01e..a5bd3b5fe 100644
--- a/zk-token-sdk/src/instruction/batched_range_proof/mod.rs
+++ b/zk-token-sdk/src/instruction/batched_range_proof/mod.rs
@@ -59,10 +59,10 @@ impl BatchedRangeProofContext {
     }
 
     fn new(
-        commitments: &Vec<&PedersenCommitment>,
-        amounts: &Vec<u64>,
-        bit_lengths: &Vec<usize>,
-        openings: &Vec<&PedersenOpening>,
+        commitments: &[&PedersenCommitment],
+        amounts: &[u64],
+        bit_lengths: &[usize],
+        openings: &[&PedersenOpening],
     ) -> Result<Self, ProofGenerationError> {
         // the number of commitments is capped at 8
         let num_commitments = commitments.len();