diff --git a/deploy/charts/relay/configs/beefy-relay.json b/deploy/charts/relay/configs/beefy-relay.json
index b092201f..c23b4e62 100644
--- a/deploy/charts/relay/configs/beefy-relay.json
+++ b/deploy/charts/relay/configs/beefy-relay.json
@@ -16,8 +16,9 @@
         }
     },
     "on-demand-sync": {
-        "max-tokens": 5,
-        "refill-amount": 1,
-        "refill-period": 3600
+        "asset-hub-channel-id": "0x0000000000000000000000000000000000000000000000000000000000000001",
+        "max-tasks": 3,
+        "merge-period": 900,
+        "expired-period": 3600
     }
 }
\ No newline at end of file
diff --git a/test/configs/kurtosis/minimal.yaml b/test/configs/kurtosis/minimal.yaml
index 12b4d8bb..a64ad556 100644
--- a/test/configs/kurtosis/minimal.yaml
+++ b/test/configs/kurtosis/minimal.yaml
@@ -2,6 +2,8 @@ participants:
   - el_type: reth
     el_image: ghcr.io/paradigmxyz/reth:v1.9.3
     cl_type: lodestar
+    cl_extra_params:
+      - "--serveHistoricalState"
     count: 1
 
 additional_services:
@@ -10,6 +12,7 @@ additional_services:
 network_params:
   preset: mainnet
   seconds_per_slot: 1
+  fulu_fork_epoch: 0
   num_validator_keys_per_node: 256
   prefunded_accounts: '{
     "0xf39Fd6e51aad88F6F4ce6aB8827279cffFb92266": {"balance": "10ETH"},
diff --git a/test/configs/snowbridge/local/beacon-relay.json b/test/configs/snowbridge/local/beacon-relay.json
index 62a078e5..01fdc0c7 100644
--- a/test/configs/snowbridge/local/beacon-relay.json
+++ b/test/configs/snowbridge/local/beacon-relay.json
@@ -9,7 +9,8 @@
         "epochsPerSyncCommitteePeriod": 256,
         "forkVersions": {
           "deneb": 0,
-          "electra": 0
+          "electra": 0,
+          "fulu": 0
         }
       },
       "datastore": {
diff --git a/test/configs/snowbridge/local/beefy-relay.json b/test/configs/snowbridge/local/beefy-relay.json
index ba1c094e..938169e3 100644
--- a/test/configs/snowbridge/local/beefy-relay.json
+++ b/test/configs/snowbridge/local/beefy-relay.json
@@ -16,8 +16,9 @@
     }
   },
   "on-demand-sync": {
-    "max-tokens": 5,
-    "refill-amount": 1,
-    "refill-period": 3600
+    "asset-hub-channel-id": "0x0000000000000000000000000000000000000000000000000000000000000001",
+    "max-tasks": 3,
+    "merge-period": 60,
+    "expired-period": 180
   }
 }
diff --git a/test/configs/snowbridge/local/execution-relay.json b/test/configs/snowbridge/local/execution-relay.json
index 8c4a44c1..b092d7f1 100644
--- a/test/configs/snowbridge/local/execution-relay.json
+++ b/test/configs/snowbridge/local/execution-relay.json
@@ -15,7 +15,8 @@
         "epochsPerSyncCommitteePeriod": 256,
         "forkVersions": {
           "deneb": 0,
-          "electra": 0
+          "electra": 0,
+          "fulu": 0
         }
       },
       "datastore": {
diff --git a/test/configs/snowbridge/local/solochain-relay.json b/test/configs/snowbridge/local/solochain-relay.json
index b08de875..01b7fd01 100644
--- a/test/configs/snowbridge/local/solochain-relay.json
+++ b/test/configs/snowbridge/local/solochain-relay.json
@@ -19,7 +19,8 @@
         "epochsPerSyncCommitteePeriod": 256,
         "forkVersions": {
           "deneb": 0,
-          "electra": 0
+          "electra": 0,
+          "fulu": 0
         }
       },
       "datastore": {
@@ -30,7 +31,8 @@
   },
   "sink": {
     "ethereum": {
-      "endpoint": ""
+      "endpoint": "",
+      "skip-fee-check": true
     },
     "contracts": {
       "Gateway": ""
diff --git a/test/configs/snowbridge/stagenet/beefy-relay.json b/test/configs/snowbridge/stagenet/beefy-relay.json
index ba1c094e..ce78c323 100644
--- a/test/configs/snowbridge/stagenet/beefy-relay.json
+++ b/test/configs/snowbridge/stagenet/beefy-relay.json
@@ -16,8 +16,9 @@
     }
   },
   "on-demand-sync": {
-    "max-tokens": 5,
-    "refill-amount": 1,
-    "refill-period": 3600
+    "asset-hub-channel-id": "0x0000000000000000000000000000000000000000000000000000000000000001",
+    "max-tasks": 3,
+    "merge-period": 900,
+    "expired-period": 3600
   }
 }
diff --git a/test/configs/snowbridge/stagenet/solochain-relay.json b/test/configs/snowbridge/stagenet/solochain-relay.json
index b08de875..6ac0c96e 100644
--- a/test/configs/snowbridge/stagenet/solochain-relay.json
+++ b/test/configs/snowbridge/stagenet/solochain-relay.json
@@ -30,7 +30,8 @@
   },
   "sink": {
     "ethereum": {
-      "endpoint": ""
+      "endpoint": "",
+      "skip-fee-check": true
     },
     "contracts": {
       "Gateway": ""
diff --git a/test/utils/parser.ts b/test/utils/parser.ts
index bd1fc342..cac8ddef 100644
--- a/test/utils/parser.ts
+++ b/test/utils/parser.ts
@@ -19,7 +19,8 @@ export const BeaconRelayConfigSchema = z.object({
         epochsPerSyncCommitteePeriod: z.number(),
         forkVersions: z.object({
           deneb: z.number(),
-          electra: z.number()
+          electra: z.number(),
+          fulu: z.number()
         })
       }),
       datastore: z.object({
@@ -57,9 +58,10 @@ export const BeefyRelayConfigSchema = z.object({
     })
   }),
   "on-demand-sync": z.object({
-    "max-tokens": z.number(),
-    "refill-amount": z.number(),
-    "refill-period": z.number()
+    "asset-hub-channel-id": z.string(),
+    "max-tasks": z.number(),
+    "merge-period": z.number(),
+    "expired-period": z.number()
   })
 });
 export type BeefyRelayConfig = z.infer<typeof BeefyRelayConfigSchema>;
@@ -67,7 +69,8 @@ export type BeefyRelayConfig = z.infer<typeof BeefyRelayConfigSchema>;
 export const SolochainRelayConfigSchema = z.object({
   source: z.object({
     ethereum: z.object({
-      endpoint: z.string()
+      endpoint: z.string(),
+      "skip-fee-check": z.boolean().optional()
     }),
     solochain: z.object({
       endpoint: z.string()
@@ -85,7 +88,8 @@ export const SolochainRelayConfigSchema = z.object({
         epochsPerSyncCommitteePeriod: z.number(),
         forkVersions: z.object({
           deneb: z.number(),
-          electra: z.number()
+          electra: z.number(),
+          fulu: z.number()
         })
       }),
       datastore: z.object({
@@ -99,7 +103,8 @@ export const SolochainRelayConfigSchema = z.object({
       Gateway: z.string()
     }),
     ethereum: z.object({
-      endpoint: z.string()
+      endpoint: z.string(),
+      "skip-fee-check": z.boolean().optional()
     })
   }),
   schedule: z.object({
@@ -132,7 +137,8 @@ export const ExecutionRelayConfigSchema = z.object({
         epochsPerSyncCommitteePeriod: z.number(),
         forkVersions: z.object({
           deneb: z.number(),
-          electra: z.number()
+          electra: z.number(),
+          fulu: z.number()
         })
       }),
       datastore: z.object({