diff --git a/src/spend_info/outcome.rs b/src/spend_info/outcome.rs
index 7588c38..a286120 100644
--- a/src/spend_info/outcome.rs
+++ b/src/spend_info/outcome.rs
@@ -138,10 +138,6 @@ impl OutcomeSpendInfo {
         &self.untweaked_ctx
     }
 
-    pub(crate) fn key_agg_ctx_tweaked(&self) -> &KeyAggContext {
-        &self.tweaked_ctx
-    }
-
     /// Returns the TX locking script for this this outcome contract.
     pub(crate) fn script_pubkey(&self) -> ScriptBuf {
         ScriptBuf::new_p2tr_tweaked(self.spend_info.output_key())
diff --git a/src/spend_info/split.rs b/src/spend_info/split.rs
index bab3ca8..bba4f42 100644
--- a/src/spend_info/split.rs
+++ b/src/spend_info/split.rs
@@ -28,7 +28,6 @@ use crate::{
 /// 3. A hash-lock which pays to the market maker immediately if they learn the
 //     payout preimage from the player.
 pub(crate) struct SplitSpendInfo {
-    untweaked_ctx: KeyAggContext,
     tweaked_ctx: KeyAggContext,
     payout_value: Amount,
     spend_info: TaprootSpendInfo,
@@ -107,7 +106,7 @@ impl SplitSpendInfo {
             weighted_script_leaves,
         )?;
 
-        let tweaked_ctx = untweaked_ctx.clone().with_taproot_tweak(
+        let tweaked_ctx = untweaked_ctx.with_taproot_tweak(
             tr_spend_info
                 .merkle_root()
                 .expect("should always have merkle root")
@@ -115,7 +114,6 @@ impl SplitSpendInfo {
         )?;
 
         let split_spend_info = SplitSpendInfo {
-            untweaked_ctx,
             tweaked_ctx,
             payout_value,
             spend_info: tr_spend_info,
@@ -126,14 +124,6 @@ impl SplitSpendInfo {
         Ok(split_spend_info)
     }
 
-    pub(crate) fn key_agg_ctx_untweaked(&self) -> &KeyAggContext {
-        &self.untweaked_ctx
-    }
-
-    pub(crate) fn key_agg_ctx_tweaked(&self) -> &KeyAggContext {
-        &self.tweaked_ctx
-    }
-
     /// Returns the TX locking script for this player's split TX output contract.
     pub(crate) fn script_pubkey(&self) -> ScriptBuf {
         ScriptBuf::new_p2tr_tweaked(self.spend_info.output_key())