diff --git a/VERSION.FUSE.txt b/VERSION.FUSE.txt
index 8b2dd6c36f4..28cbf7c0aae 100644
--- a/VERSION.FUSE.txt
+++ b/VERSION.FUSE.txt
@@ -1 +1 @@
-4.0.5
\ No newline at end of file
+5.0.0
\ No newline at end of file
diff --git a/src/Nethermind/Chains/spark.json b/src/Nethermind/Chains/spark.json
index 02240ce9288..0c620b8d7e3 100644
--- a/src/Nethermind/Chains/spark.json
+++ b/src/Nethermind/Chains/spark.json
@@ -10,9 +10,7 @@
         "validators": {
           "multi": {
             "0": {
-              "list": [
-                "0xba7829b381f07cca0d186bdf619fdc6c7f756d0a"
-              ]
+              "list": ["0xba7829b381f07cca0d186bdf619fdc6c7f756d0a"]
             },
             "1000": {
               "safeContract": "0xC8c3a332f9e4CE6bfFFcf967026cB006Db2311c7"
@@ -80,6 +78,10 @@
     "eip2028Transition": "0x13d620",
     "eip2929Transition": "0x13d620",
     "eip2930Transition": "0x13d620",
+    "eip1559Transition": "0xE06938",
+    "eip1559BaseFeeMaxChangeDenominator": "0x8",
+    "eip1559ElasticityMultiplier": "0x2",
+    "eip1559BaseFeeInitialValue": "0x3b9aca00",
     "maxCodeSize": 24576,
     "maxCodeSizeTransition": "0x0"
   },
@@ -197,4 +199,4 @@
       "balance": "300000000000000000000000000"
     }
   }
-}
\ No newline at end of file
+}