diff --git a/noir_stdlib/src/hash/poseidon2.nr b/noir_stdlib/src/hash/poseidon2.nr
index f2167c43c2c..419f07a2aca 100644
--- a/noir_stdlib/src/hash/poseidon2.nr
+++ b/noir_stdlib/src/hash/poseidon2.nr
@@ -13,11 +13,7 @@ pub struct Poseidon2 {
 impl Poseidon2 {
     #[no_predicates]
     pub fn hash<let N: u32>(input: [Field; N], message_size: u32) -> Field {
-        if message_size == N {
-            Poseidon2::hash_internal(input, N, false)
-        } else {
-            Poseidon2::hash_internal(input, message_size, true)
-        }
+        Poseidon2::hash_internal(input, message_size, message_size != N)
     }
 
     pub(crate) fn new(iv: Field) -> Poseidon2 {