diff --git a/oracle/keeper/utils.py b/oracle/keeper/utils.py
index 93af359..3a4c749 100644
--- a/oracle/keeper/utils.py
+++ b/oracle/keeper/utils.py
@@ -219,6 +219,11 @@ def _calc_high_priority_fee(web3_client) -> Wei:
     if mean_reward > Web3.toWei(1, "gwei"):
         mean_reward = round(mean_reward, -8)
 
+    min_effective_priority_fee_per_gas = NETWORK_CONFIG[
+        "MIN_EFFECTIVE_PRIORITY_FEE_PER_GAS"
+    ]
+    if min_effective_priority_fee_per_gas:
+        return Wei(max(min_effective_priority_fee_per_gas, mean_reward))
     return Wei(mean_reward)
 
 
@@ -234,6 +239,7 @@ def submit_update(web3_client: Web3, function_call: ContractFunction) -> None:
 
             # execute transaction
             tx_hash = function_call.transact(tx_params)
+            break
         except ValueError as e:
             # Handle only FeeTooLow error
             code = None
@@ -241,7 +247,7 @@ def submit_update(web3_client: Web3, function_call: ContractFunction) -> None:
                 code = e.args[0].get("code")
             if not code or code != -32010:
                 raise e
-            logger.exception(e)
+            logger.warning(e)
             if i < ATTEMPTS_WITH_DEFAULT_GAS - 1:  # skip last sleep
                 time.sleep(NETWORK_CONFIG["SECONDS_PER_BLOCK"])
     else:
diff --git a/oracle/networks.py b/oracle/networks.py
index 041478c..491312a 100644
--- a/oracle/networks.py
+++ b/oracle/networks.py
@@ -76,6 +76,7 @@
         IS_POA=False,
         DEPOSIT_TOKEN_SYMBOL="ETH",
         SECONDS_PER_BLOCK=12,
+        MIN_EFFECTIVE_PRIORITY_FEE_PER_GAS=Web3.toWei(0, "gwei"),
     ),
     HARBOUR_MAINNET: dict(
         STAKEWISE_SUBGRAPH_URLS=config(
@@ -137,6 +138,7 @@
         IS_POA=False,
         DEPOSIT_TOKEN_SYMBOL="ETH",
         SECONDS_PER_BLOCK=12,
+        MIN_EFFECTIVE_PRIORITY_FEE_PER_GAS=Web3.toWei(0, "gwei"),
     ),
     GOERLI: dict(
         STAKEWISE_SUBGRAPH_URLS=config(
@@ -195,6 +197,7 @@
         IS_POA=True,
         DEPOSIT_TOKEN_SYMBOL="ETH",
         SECONDS_PER_BLOCK=12,
+        MIN_EFFECTIVE_PRIORITY_FEE_PER_GAS=Web3.toWei(0, "gwei"),
     ),
     HARBOUR_GOERLI: dict(
         STAKEWISE_SUBGRAPH_URLS=config(
@@ -256,6 +259,7 @@
         IS_POA=True,
         DEPOSIT_TOKEN_SYMBOL="ETH",
         SECONDS_PER_BLOCK=12,
+        MIN_EFFECTIVE_PRIORITY_FEE_PER_GAS=Web3.toWei(0, "gwei"),
     ),
     GNOSIS_CHAIN: dict(
         STAKEWISE_SUBGRAPH_URLS=config(
@@ -316,5 +320,6 @@
         IS_POA=True,
         DEPOSIT_TOKEN_SYMBOL="GNO",
         SECONDS_PER_BLOCK=5,
+        MIN_EFFECTIVE_PRIORITY_FEE_PER_GAS=Web3.toWei(1, "gwei"),
     ),
 }
diff --git a/pyproject.toml b/pyproject.toml
index f34452d..661168d 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -1,6 +1,6 @@
 [tool.poetry]
 name = "oracle"
-version = "3.5.1"
+version = "3.5.2"
 description = "StakeWise Oracles are responsible for submitting off-chain data."
 authors = ["Dmitri Tsumak <tsumak.dmitri@gmail.com>"]
 license = "AGPL-3.0-only"