diff --git a/package-lock.json b/package-lock.json
index 6d03eefc..e09617b3 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -1149,11 +1149,52 @@
       }
     },
     "@grpc/grpc-js": {
-      "version": "1.3.7",
-      "resolved": "https://registry.npmjs.org/@grpc/grpc-js/-/grpc-js-1.3.7.tgz",
-      "integrity": "sha512-CKQVuwuSPh40tgOkR7c0ZisxYRiN05PcKPW72mQL5y++qd7CwBRoaJZvU5xfXnCJDFBmS3qZGQ71Frx6Ofo2XA==",
+      "version": "1.6.9",
+      "resolved": "https://registry.npmjs.org/@grpc/grpc-js/-/grpc-js-1.6.9.tgz",
+      "integrity": "sha512-01Dy1wqXVsuiMI4m4tDoX+IPYAeNI8EsfNFPqAJBX4OiCSs5VU8Gw0pJq5NhGizH6nKUprmHb/QvxTq3d1xL5g==",
       "requires": {
+        "@grpc/proto-loader": "^0.7.0",
         "@types/node": ">=12.12.47"
+      },
+      "dependencies": {
+        "@grpc/proto-loader": {
+          "version": "0.7.2",
+          "resolved": "https://registry.npmjs.org/@grpc/proto-loader/-/proto-loader-0.7.2.tgz",
+          "integrity": "sha512-jCdyLIT/tdQ1zhrbTQnJNK5nbDf0GoBpy5jVNywBzzMDF+Vs6uEaHnfz46dMtDxkvwrF2hzk5Z67goliceH0sA==",
+          "requires": {
+            "@types/long": "^4.0.1",
+            "lodash.camelcase": "^4.3.0",
+            "long": "^4.0.0",
+            "protobufjs": "^7.0.0",
+            "yargs": "^16.2.0"
+          }
+        },
+        "protobufjs": {
+          "version": "7.1.0",
+          "resolved": "https://registry.npmjs.org/protobufjs/-/protobufjs-7.1.0.tgz",
+          "integrity": "sha512-rCuxKlh0UQKSMjrpIcTLbR5TtGQ52cgs1a5nUoPBAKOccdPblN67BJtjrbtudUJK6HmBvUdsmymyYOzO7lxZEA==",
+          "requires": {
+            "@protobufjs/aspromise": "^1.1.2",
+            "@protobufjs/base64": "^1.1.2",
+            "@protobufjs/codegen": "^2.0.4",
+            "@protobufjs/eventemitter": "^1.1.0",
+            "@protobufjs/fetch": "^1.1.0",
+            "@protobufjs/float": "^1.0.2",
+            "@protobufjs/inquire": "^1.1.0",
+            "@protobufjs/path": "^1.1.2",
+            "@protobufjs/pool": "^1.1.0",
+            "@protobufjs/utf8": "^1.1.0",
+            "@types/node": ">=13.7.0",
+            "long": "^5.0.0"
+          },
+          "dependencies": {
+            "long": {
+              "version": "5.2.0",
+              "resolved": "https://registry.npmjs.org/long/-/long-5.2.0.tgz",
+              "integrity": "sha512-9RTUNjK60eJbx3uz+TEGF7fUr29ZDxR5QzXcyDpeSfeH28S9ycINflOgOlppit5U+4kNTe83KQnMEerw7GmE8w=="
+            }
+          }
+        }
       }
     },
     "@grpc/proto-loader": {
diff --git a/package.json b/package.json
index 19dd193d..07b75ebe 100644
--- a/package.json
+++ b/package.json
@@ -19,7 +19,7 @@
     "@babel/node": "^7.14.9",
     "@babel/preset-env": "^7.15.6",
     "@babel/register": "^7.14.5",
-    "@grpc/grpc-js": "^1.3.7",
+    "@grpc/grpc-js": "^1.6.9",
     "@grpc/proto-loader": "^0.6.5",
     "bignumber.js": "^9.0.1",
     "bitcoinjs-lib": "^5.2.0",