diff --git a/explorer/package-lock.json b/explorer/package-lock.json
index c56b9658b4..2c0ac54f65 100644
--- a/explorer/package-lock.json
+++ b/explorer/package-lock.json
@@ -2334,9 +2334,9 @@
       "integrity": "sha512-zLtOIToct1EBTbwldkMJsXC2eCsmWOOP7z6UG0M/sCgnPExtIjvVMCpPESvPnMbQzDZytXVy0nvMbUuK2gZs2A=="
     },
     "@solana/web3.js": {
-      "version": "0.66.2",
-      "resolved": "https://registry.npmjs.org/@solana/web3.js/-/web3.js-0.66.2.tgz",
-      "integrity": "sha512-6k/CC1rqAosV6q0DZ5RHu945Zn4CI7qID3vHJakTU/tFLhZRSaG8fvVa09vu7d5eFRtjwoztngG3R+RDrVvhQA==",
+      "version": "0.66.3",
+      "resolved": "https://registry.npmjs.org/@solana/web3.js/-/web3.js-0.66.3.tgz",
+      "integrity": "sha512-HYM1z9E6qVZKEHoLAn5tvL4SioruNB/mvNQhW2v7Va1WbhFArMIEh24SPC23LuEFZVe3PKwlT47zzUhdyua8tQ==",
       "requires": {
         "@babel/runtime": "^7.3.1",
         "bn.js": "^5.0.0",
diff --git a/explorer/package.json b/explorer/package.json
index d2876fbe01..793de631eb 100644
--- a/explorer/package.json
+++ b/explorer/package.json
@@ -4,7 +4,7 @@
   "private": true,
   "dependencies": {
     "@react-hook/debounce": "^3.0.0",
-    "@solana/web3.js": "^0.66.1",
+    "@solana/web3.js": "^0.66.3",
     "@testing-library/jest-dom": "^5.11.2",
     "@testing-library/react": "^10.4.8",
     "@testing-library/user-event": "^12.1.1",