diff --git a/params/config.go b/params/config.go
index c987c406c1..dbb945f4ec 100644
--- a/params/config.go
+++ b/params/config.go
@@ -57,6 +57,7 @@ var (
 			MinePeriod:           10,
 		},
 	}
+
 	TestnetV2Configs = map[uint64]*V2Config{
 		Default: {
 			SwitchRound:          0,
@@ -67,32 +68,6 @@ var (
 			MinePeriod:           2,
 		},
 	}
-	UnitTestV2Configs = map[uint64]*V2Config{
-		Default: {
-			SwitchRound:          0,
-			CertThreshold:        3,
-			TimeoutSyncThreshold: 2,
-			TimeoutPeriod:        4,
-			WaitPeriod:           1,
-			MinePeriod:           2,
-		},
-		10: {
-			SwitchRound:          10,
-			CertThreshold:        5,
-			TimeoutSyncThreshold: 2,
-			TimeoutPeriod:        4,
-			WaitPeriod:           2,
-			MinePeriod:           3,
-		},
-		899: {
-			SwitchRound:          899,
-			CertThreshold:        5,
-			TimeoutSyncThreshold: 4,
-			TimeoutPeriod:        5,
-			WaitPeriod:           2,
-			MinePeriod:           3,
-		},
-	}
 
 	DevnetV2Configs = map[uint64]*V2Config{
 		Default: {
@@ -145,6 +120,33 @@ var (
 		},
 	}
 
+	UnitTestV2Configs = map[uint64]*V2Config{
+		Default: {
+			SwitchRound:          0,
+			CertThreshold:        3,
+			TimeoutSyncThreshold: 2,
+			TimeoutPeriod:        4,
+			WaitPeriod:           1,
+			MinePeriod:           2,
+		},
+		10: {
+			SwitchRound:          10,
+			CertThreshold:        5,
+			TimeoutSyncThreshold: 2,
+			TimeoutPeriod:        4,
+			WaitPeriod:           2,
+			MinePeriod:           3,
+		},
+		899: {
+			SwitchRound:          899,
+			CertThreshold:        5,
+			TimeoutSyncThreshold: 4,
+			TimeoutPeriod:        5,
+			WaitPeriod:           2,
+			MinePeriod:           3,
+		},
+	}
+
 	// XDPoSChain mainnet config
 	XDCMainnetChainConfig = &ChainConfig{
 		ChainId:        big.NewInt(50),