diff --git a/builder/files/genesis-testnet-v4.json b/builder/files/genesis-testnet-v4.json
index a269cd9fce..7dbaae0db7 100644
--- a/builder/files/genesis-testnet-v4.json
+++ b/builder/files/genesis-testnet-v4.json
@@ -13,7 +13,7 @@
     "muirGlacierBlock": 2722000,
     "berlinBlock": 13996000,
     "londonBlock": 22640000,
-		"shanghaiBlock": 41824608,
+    "shanghaiBlock": 41824608,
     "bor": {
       "jaipurBlock": 22770000,
       "delhiBlock": 29638656,
diff --git a/internal/cli/server/chains/test_files/chain_legacy_test.json b/internal/cli/server/chains/test_files/chain_legacy_test.json
index 6dbced6e84..3139d92705 100644
--- a/internal/cli/server/chains/test_files/chain_legacy_test.json
+++ b/internal/cli/server/chains/test_files/chain_legacy_test.json
@@ -14,7 +14,7 @@
     "muirGlacierBlock": 2722000,
     "berlinBlock": 13996000,
     "londonBlock": 13996000,
-		"shanghaiBlock": 41824608,
+    "shanghaiBlock": 41824608,
     "bor": {
       "period": {
         "0": 2,
diff --git a/internal/cli/server/chains/test_files/chain_test.json b/internal/cli/server/chains/test_files/chain_test.json
index fa83541e21..80e9758d16 100644
--- a/internal/cli/server/chains/test_files/chain_test.json
+++ b/internal/cli/server/chains/test_files/chain_test.json
@@ -16,7 +16,7 @@
         "muirGlacierBlock":2722000,
         "berlinBlock":13996000,
         "londonBlock":13996000,
-		    "shanghaiBlock": 41824608,
+        "shanghaiBlock": 41824608,
         "bor":{
           "period":{
             "0":2,