diff --git a/resource/specs/dev.toml b/resource/specs/dev.toml
index da6f72eff3..f142d096f6 100644
--- a/resource/specs/dev.toml
+++ b/resource/specs/dev.toml
@@ -89,8 +89,8 @@ secondary_epoch_reward = 613_698_63013698
 max_block_cycles = 10_000_000_000
 cellbase_maturity = 0
 primary_epoch_reward_halving_interval = 8760
-epoch_duration_target = 14400
-genesis_epoch_length = 1000
+epoch_duration_target = 80
+genesis_epoch_length = 10
 # For development and testing purposes only.
 # Keep difficulty be permanent if the pow is Dummy. (default: false)
 permanent_difficulty_in_dummy = true