diff --git a/chains/arctic-1/genesis.json b/chains/arctic-1/genesis.json
index 7c82e3c..dd6707f 100644
--- a/chains/arctic-1/genesis.json
+++ b/chains/arctic-1/genesis.json
@@ -28461,8 +28461,12 @@
       "price_snapshots": []
     },
     "params": {
-      "fees_params": {
-        "global_minimum_gas_prices": "0.400000000000000000"
+      "feesParams": {
+        "globalMinimumGasPrices": [{"denom": "usei", "amount": "0.020000000000000000"}]
+      },
+      "cosmosGasParams": {
+        "cosmosGasMultiplierNumerator": "1",
+        "cosmosGasMultiplierDenominator": "1"
       }
     },
     "slashing": {
diff --git a/chains/atlantic-2/genesis.json b/chains/atlantic-2/genesis.json
index 325f67c..f80ce79 100644
--- a/chains/atlantic-2/genesis.json
+++ b/chains/atlantic-2/genesis.json
@@ -26284,7 +26284,15 @@
       "aggregate_exchange_rate_votes": [],
       "price_snapshots": []
     },
-    "params": null,
+    "params": {
+      "feesParams": {
+        "globalMinimumGasPrices": [{"denom": "usei", "amount": "0.020000000000000000"}]
+      },
+      "cosmosGasParams": {
+        "cosmosGasMultiplierNumerator": "1",
+        "cosmosGasMultiplierDenominator": "1"
+      }
+    },
     "slashing": {
       "params": {
         "signed_blocks_window": "10000",
diff --git a/chains/pacific-1/genesis.json b/chains/pacific-1/genesis.json
index 96ee841..3d69d2f 100644
--- a/chains/pacific-1/genesis.json
+++ b/chains/pacific-1/genesis.json
@@ -2437,7 +2437,15 @@
         "aggregate_exchange_rate_votes": [],
         "price_snapshots": []
       },
-      "params": null,
+      "params": {
+        "feesParams": {
+          "globalMinimumGasPrices": [{"denom": "usei", "amount": "0.020000000000000000"}]
+        },
+        "cosmosGasParams": {
+          "cosmosGasMultiplierNumerator": "1",
+          "cosmosGasMultiplierDenominator": "1"
+        }
+      },
       "slashing": {
         "params": {
           "signed_blocks_window": "108000",