diff --git a/config/params/testnet_pulsechain_config.go b/config/params/testnet_pulsechain_config.go
index 374138c95..0460c74bd 100644
--- a/config/params/testnet_pulsechain_config.go
+++ b/config/params/testnet_pulsechain_config.go
@@ -16,7 +16,7 @@ func PulseChainTestnetConfig() *BeaconChainConfig {
 	cfg.ConfigName = PulseChainTestnetName
 	cfg.PresetBase = "pulsechain"
 	cfg.TerminalTotalDifficulty = "58750003716598352947541"
-	cfg.MinGenesisActiveValidatorCount = 5000
+	cfg.MinGenesisActiveValidatorCount = 4096
 	cfg.MinGenesisTime = 1674864000
 	cfg.GenesisForkVersion = []byte{0x00, 0x00, 0x09, 0x42}
 	cfg.GenesisDelay = 300