diff --git a/api/src/event.rs b/api/src/event.rs
index 3dbb467..0fa55bf 100644
--- a/api/src/event.rs
+++ b/api/src/event.rs
@@ -6,6 +6,7 @@ pub struct MineEvent {
     pub difficulty: u64,
     pub reward: u64,
     pub timing: i64,
+    pub balance: u64,
 }
 
 #[repr(C)]
diff --git a/program/src/mine.rs b/program/src/mine.rs
index 06e8cbf..dabaf58 100644
--- a/program/src/mine.rs
+++ b/program/src/mine.rs
@@ -242,6 +242,7 @@ pub fn process_mine(accounts: &[AccountInfo], data: &[u8]) -> ProgramResult {
             difficulty: difficulty as u64,
             reward: reward_actual,
             timing: t.saturating_sub(t_liveness),
+            balance: proof.balance,
         }
         .to_bytes(),
     );