diff --git a/src/hints/unimplemented.rs b/src/hints/unimplemented.rs
index 9d3d348d..768e2f87 100644
--- a/src/hints/unimplemented.rs
+++ b/src/hints/unimplemented.rs
@@ -56,9 +56,6 @@ const PREPARE_PREIMAGE_VALIDATION_BOTTOM: &str = indoc! {r#"
 const HEIGHT_IS_ZERO_OR_LEN_NODE_PREIMAGE_IS_TWO: &str =
     "memory[ap] = 1 if ids.height == 0 or len(preimage[ids.node]) == 2 else 0";
 
-#[allow(unused)]
-const SET_AP_TO_NONCE_OR_ZERO: &str = "memory[ap] = to_felt_or_relocatable(0 if tx.nonce is None else tx.nonce)";
-
 #[allow(unused)]
 const PREPARE_PREIMAGE_VALIDATION_NON_DETERMINISTIC_HASHES: &str = indoc! {r#"
 	from starkware.python.merkle_tree import decode_node