diff --git a/chia-protocol/src/reward_chain_block.rs b/chia-protocol/src/reward_chain_block.rs
index d1b13d19f..89e0f75bb 100644
--- a/chia-protocol/src/reward_chain_block.rs
+++ b/chia-protocol/src/reward_chain_block.rs
@@ -6,6 +6,9 @@ use crate::ProofOfSpace;
 use crate::VDFInfo;
 use chia_bls::G2Element;
 
+#[cfg(feature = "py-bindings")]
+use pyo3::prelude::*;
+
 streamable_struct! (RewardChainBlockUnfinished {
     total_iters: u128,
     signage_point_index: u8,
@@ -33,3 +36,19 @@ streamable_struct! (RewardChainBlock {
     infused_challenge_chain_ip_vdf: Option<VDFInfo>, // Iff deficit < 16
     is_transaction_block: bool,
 });
+
+#[cfg_attr(feature = "py-bindings", pymethods)]
+impl RewardChainBlock {
+    pub fn get_unfinished(&self) -> RewardChainBlockUnfinished {
+        RewardChainBlockUnfinished {
+            total_iters: self.total_iters,
+            signage_point_index: self.signage_point_index,
+            pos_ss_cc_challenge_hash: self.pos_ss_cc_challenge_hash,
+            proof_of_space: self.proof_of_space.clone(),
+            challenge_chain_sp_vdf: self.challenge_chain_sp_vdf.clone(),
+            challenge_chain_sp_signature: self.challenge_chain_sp_signature.clone(),
+            reward_chain_sp_vdf: self.reward_chain_sp_vdf.clone(),
+            reward_chain_sp_signature: self.reward_chain_sp_signature.clone(),
+        }
+    }
+}
diff --git a/wheel/chia_rs.pyi b/wheel/chia_rs.pyi
index 55f0b9450..5ec44994c 100644
--- a/wheel/chia_rs.pyi
+++ b/wheel/chia_rs.pyi
@@ -922,6 +922,7 @@ class RewardChainBlock:
     reward_chain_ip_vdf: VDFInfo
     infused_challenge_chain_ip_vdf: Optional[VDFInfo]
     is_transaction_block: bool
+    def get_unfinished(self) -> RewardChainBlockUnfinished: ...
     def __init__(
         self,
         weight: int,
diff --git a/wheel/generate_type_stubs.py b/wheel/generate_type_stubs.py
index 0ec0bca1a..c452cd4b5 100644
--- a/wheel/generate_type_stubs.py
+++ b/wheel/generate_type_stubs.py
@@ -164,6 +164,9 @@ def parse_rust_source(filename: str) -> List[Tuple[str, List[str]]]:
         "def get_included_reward_coins(self) -> List[Coin]: ...",
         "def is_fully_compactified(self) -> bool: ...",
     ],
+    "RewardChainBlock": [
+        "def get_unfinished(self) -> RewardChainBlockUnfinished: ...",
+    ],
 }
 
 classes = []