diff --git a/Background.js b/Background.js
index f944909..d9e9728 100644
--- a/Background.js
+++ b/Background.js
@@ -15071,7 +15071,7 @@ var _typeof2 = "function" == typeof Symbol && "symbol" == typeof Symbol.iterator
             defaultDecimals: 8,
             blockbook:
             [
-              "https://litecoin.blockbook.chains.klever.io",
+              "https://blockbook.ltc.zelcore.io",
             ],
             txUrlExplorer: "https://blockchair.com/litecoin/transaction/",
             feeProfile:
@@ -15087,7 +15087,7 @@ var _typeof2 = "function" == typeof Symbol && "symbol" == typeof Symbol.iterator
             defaultDecimals: 8,
             blockbook:
             [
-              "https://doge1.blockbook.bitaccess.net",
+              "https://dogecoin.blockbook.chains.klever.io",
             ],
             txUrlExplorer: "https://blockchair.com/dogecoin/transaction/",
             feeProfile:
diff --git a/manifest.json b/manifest.json
index f7a2afe..f00b2e3 100644
--- a/manifest.json
+++ b/manifest.json
@@ -21,6 +21,7 @@
      "https://*.trezor.io/*",
      "https://*.atomicwallet.io/*",
      "https://*.guarda.co/*",
+     "https://*.zelcore.io/*",
      "https://*.binancechain.io/*",
      "https://*.chains.klever.io/*",
      "https://*.blockbook.bitaccess.net/*",