diff --git a/hedera-mirror-rest/check-state-proof/package-lock.json b/hedera-mirror-rest/check-state-proof/package-lock.json
index 3354d772717..fa6ded33518 100644
--- a/hedera-mirror-rest/check-state-proof/package-lock.json
+++ b/hedera-mirror-rest/check-state-proof/package-lock.json
@@ -397,9 +397,9 @@
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     },
     "@hashgraph/proto": {
-      "version": "1.1.9",
-      "resolved": "https://registry.npmjs.org/@hashgraph/proto/-/proto-1.1.9.tgz",
-      "integrity": "sha512-BOY5LD8NCjFot0EFXla2ZX8Q7UE94ZDQoSKXK/XVwlLgcMNSArdIPfK4zy4EBvLZnWV9ACdo/4szDuVyCqvkrA==",
+      "version": "2.0.0",
+      "resolved": "https://registry.npmjs.org/@hashgraph/proto/-/proto-2.0.0.tgz",
+      "integrity": "sha512-SgvtrTgZXpAk9c8LuOoOEs4RNqmSZX8/fYu8oDcqpRxAi5mnyChCkLcSneOyWPDJZmaEV1mz+HeO1HJAJUURAw==",
       "requires": {
         "protobufjs": "^6.11.2"
       }
diff --git a/hedera-mirror-rest/check-state-proof/package.json b/hedera-mirror-rest/check-state-proof/package.json
index da4982b3031..f6a14cf5029 100644
--- a/hedera-mirror-rest/check-state-proof/package.json
+++ b/hedera-mirror-rest/check-state-proof/package.json
@@ -26,7 +26,7 @@
     "check-state-proof": "./index.js"
   },
   "dependencies": {
-    "@hashgraph/proto": "^1.1.9",
+    "@hashgraph/proto": "^2.0.0",
     "abort-controller": "^3.0.0",
     "boxen": "^5.0.1",
     "chalk": "^4.1.2",