diff --git a/_data/chains/eip155-108.json b/_data/chains/eip155-108.json
index 77278934..567cbc57 100644
--- a/_data/chains/eip155-108.json
+++ b/_data/chains/eip155-108.json
@@ -21,11 +21,6 @@
   "slip44": 1001,
   
   "explorers": [
-    {
-      "name": "thunderscan",
-      "url": "https://scan.thundercore.com",
-      "standard": "EIP3091"
-    },
     {
       "name": "thundercore-viewblock",
       "url": "https://viewblock.io/thundercore",
diff --git a/_data/chains/eip155-18.json b/_data/chains/eip155-18.json
index c4eac95d..b2822c64 100644
--- a/_data/chains/eip155-18.json
+++ b/_data/chains/eip155-18.json
@@ -17,11 +17,6 @@
   "chainId": 18,
   "networkId": 18,
   "explorers": [
-    {
-      "name": "thunderscan-testnet",
-      "url": "https://scan-testnet.thundercore.com",
-      "standard": "EIP3091"
-    },
     {
       "name": "thundercore-blockscout-testnet",
       "url": "https://explorer-testnet.thundercore.com",