From 54fb00f2e0875049c7f7b4c31ea22b3704a24927 Mon Sep 17 00:00:00 2001
From: levonpetrosyan93 <petrosyan.levon93@gmail.com>
Date: Mon, 20 Nov 2023 12:31:20 +0400
Subject: [PATCH] Spark mainnet HF blocks set

---
 src/firo_params.h | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/src/firo_params.h b/src/firo_params.h
index 37e0179c5c..e6be7fd923 100644
--- a/src/firo_params.h
+++ b/src/firo_params.h
@@ -180,9 +180,9 @@ static const int64_t DUST_HARD_LIMIT = 1000;   // 0.00001 FIRO mininput
 #define DANDELION_FLUFF 10
 
 // Spark
-#define SPARK_START_BLOCK 900000
+#define SPARK_START_BLOCK 819300 // Approx Jan 18 2024 8:00 AM UTC
 #define SPARK_TESTNET_START_BLOCK 107000
-#define LELANTUS_GRACEFUL_PERIOD 950000
+#define LELANTUS_GRACEFUL_PERIOD 1119200 // Approx June 30 2025
 #define LELANTUS_TESTNET_GRACEFUL_PERIOD 140000
 
 // Versions of zerocoin mint/spend transactions