diff --git a/internal/configs/sharding/pangaea.go b/internal/configs/sharding/pangaea.go
index b02b95494..42558667c 100644
--- a/internal/configs/sharding/pangaea.go
+++ b/internal/configs/sharding/pangaea.go
@@ -15,8 +15,8 @@ var PangaeaSchedule pangaeaSchedule
 type pangaeaSchedule struct{}
 
 const (
-	// 10 minutes per epoch (at 8s/block)
-	pangaeaBlocksPerEpoch = 75
+	// ~64 sec epochs for P1 of open staking
+	pangaeaBlocksPerEpoch = 8
 
 	pangaeaVdfDifficulty = 10000 // This takes about 20s to finish the vdf
 
diff --git a/internal/configs/sharding/stress.go b/internal/configs/sharding/stress.go
index 2c656339d..1200e1518 100644
--- a/internal/configs/sharding/stress.go
+++ b/internal/configs/sharding/stress.go
@@ -16,8 +16,8 @@ var StressNetSchedule stressnetSchedule
 type stressnetSchedule struct{}
 
 const (
-	// 10 minutes per epoch (at 8s/block)
-	stressnetBlocksPerEpoch = 75
+	// ~64 sec epochs for P1 of open staking
+	stressnetBlocksPerEpoch = 8
 
 	stressnetVdfDifficulty = 10000 // This takes about 20s to finish the vdf
 
diff --git a/internal/configs/sharding/testnet.go b/internal/configs/sharding/testnet.go
index 08d7d43b1..fdbb299cf 100644
--- a/internal/configs/sharding/testnet.go
+++ b/internal/configs/sharding/testnet.go
@@ -16,8 +16,8 @@ var TestnetSchedule testnetSchedule
 type testnetSchedule struct{}
 
 const (
-	// 10 minutes per epoch (at 8s/block)
-	testnetBlocksPerEpoch = 75
+	// ~64 sec epochs for P1 of open staking
+	testnetBlocksPerEpoch = 8
 
 	testnetVdfDifficulty = 10000 // This takes about 20s to finish the vdf