diff --git a/package-lock.json b/package-lock.json
index c30270f..2852a5a 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -181,9 +181,9 @@
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+      "resolved": "https://registry.npmjs.org/@types/bytebuffer/-/bytebuffer-5.0.41.tgz",
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@@ -246,6 +246,11 @@
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+      "resolved": "https://registry.npmjs.org/node-pre-gyp/-/node-pre-gyp-0.15.0.tgz",
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+        "mkdirp": "^0.5.3",
+        "needle": "^2.5.0",
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+        "rc": "^1.2.7",
+        "rimraf": "^2.6.1",
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       "integrity": "sha1-sEDrCSOWivq/jTL7HxfxFn/auQc="
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+      "resolved": "https://registry.npmjs.org/nopt/-/nopt-4.0.3.tgz",
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@@ -4349,6 +4117,40 @@
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+      "resolved": "https://registry.npmjs.org/npm-bundled/-/npm-bundled-1.1.1.tgz",
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+      "resolved": "https://registry.npmjs.org/npm-packlist/-/npm-packlist-1.4.8.tgz",
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+      "requires": {
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+        "npm-bundled": "^1.0.1",
+        "npm-normalize-package-bin": "^1.0.1"
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+    "npmlog": {
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+      "resolved": "https://registry.npmjs.org/npmlog/-/npmlog-4.1.2.tgz",
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+        "console-control-strings": "~1.1.0",
+        "gauge": "~2.7.3",
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@@ -4500,6 +4302,15 @@
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+    "osenv": {
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+      "resolved": "https://registry.npmjs.org/osenv/-/osenv-0.1.5.tgz",
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@@ -4703,6 +4514,24 @@
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+      "resolved": "https://registry.npmjs.org/rc/-/rc-1.2.8.tgz",
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+      "requires": {
+        "deep-extend": "^0.6.0",
+        "ini": "~1.3.0",
+        "minimist": "^1.2.0",
+        "strip-json-comments": "~2.0.1"
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+          "resolved": "https://registry.npmjs.org/strip-json-comments/-/strip-json-comments-2.0.1.tgz",
+          "integrity": "sha1-PFMZQukIwml8DsNEhYwobHygpgo="
+        }
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+    },
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@@ -5266,6 +5095,11 @@
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+    "sax": {
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+      "resolved": "https://registry.npmjs.org/sax/-/sax-1.2.4.tgz",
+      "integrity": "sha512-NqVDv9TpANUjFm0N8uM5GxL36UgKi9/atZw+x7YFnQ8ckwFGKrl4xX4yWtrey3UJm5nP1kUbnYgLopqWNSRhWw=="
+    },
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@@ -5324,6 +5158,11 @@
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+      "version": "2.0.0",
+      "resolved": "https://registry.npmjs.org/set-blocking/-/set-blocking-2.0.0.tgz",
+      "integrity": "sha1-BF+XgtARrppoA93TgrJDkrPYkPc="
+    },
     "set-value": {
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       "resolved": "https://registry.npmjs.org/set-value/-/set-value-2.0.1.tgz",
@@ -5725,6 +5564,20 @@
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+      "version": "4.4.13",
+      "resolved": "https://registry.npmjs.org/tar/-/tar-4.4.13.tgz",
+      "integrity": "sha512-w2VwSrBoHa5BsSyH+KxEqeQBAllHhccyMFVHtGtdMpF4W7IRWfZjFiQceJPChOeTsSDVUpER2T8FA93pr0L+QA==",
+      "requires": {
+        "chownr": "^1.1.1",
+        "fs-minipass": "^1.2.5",
+        "minipass": "^2.8.6",
+        "minizlib": "^1.2.1",
+        "mkdirp": "^0.5.0",
+        "safe-buffer": "^5.1.2",
+        "yallist": "^3.0.3"
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@@ -6011,6 +5864,43 @@
         "isexe": "^2.0.0"
       }
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+      "version": "1.1.3",
+      "resolved": "https://registry.npmjs.org/wide-align/-/wide-align-1.1.3.tgz",
+      "integrity": "sha512-QGkOQc8XL6Bt5PwnsExKBPuMKBxnGxWWW3fU55Xt4feHozMUhdUMaBCk290qpm/wG5u/RSKzwdAC4i51YigihA==",
+      "requires": {
+        "string-width": "^1.0.2 || 2"
+      },
+      "dependencies": {
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+          "version": "3.0.0",
+          "resolved": "https://registry.npmjs.org/ansi-regex/-/ansi-regex-3.0.0.tgz",
+          "integrity": "sha1-7QMXwyIGT3lGbAKWa922Bas32Zg="
+        },
+        "is-fullwidth-code-point": {
+          "version": "2.0.0",
+          "resolved": "https://registry.npmjs.org/is-fullwidth-code-point/-/is-fullwidth-code-point-2.0.0.tgz",
+          "integrity": "sha1-o7MKXE8ZkYMWeqq5O+764937ZU8="
+        },
+        "string-width": {
+          "version": "2.1.1",
+          "resolved": "https://registry.npmjs.org/string-width/-/string-width-2.1.1.tgz",
+          "integrity": "sha512-nOqH59deCq9SRHlxq1Aw85Jnt4w6KvLKqWVik6oA9ZklXLNIOlqg4F2yrT1MVaTjAqvVwdfeZ7w7aCvJD7ugkw==",
+          "requires": {
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+            "strip-ansi": "^4.0.0"
+          }
+        },
+        "strip-ansi": {
+          "version": "4.0.0",
+          "resolved": "https://registry.npmjs.org/strip-ansi/-/strip-ansi-4.0.0.tgz",
+          "integrity": "sha1-qEeQIusaw2iocTibY1JixQXuNo8=",
+          "requires": {
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       "resolved": "https://registry.npmjs.org/wif/-/wif-2.0.6.tgz",
@@ -6113,6 +6003,11 @@
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       "integrity": "sha1-bRX7qITAhnnA136I53WegR4H+kE="
     },
+    "yallist": {
+      "version": "3.1.1",
+      "resolved": "https://registry.npmjs.org/yallist/-/yallist-3.1.1.tgz",
+      "integrity": "sha512-a4UGQaWPH59mOXUYnAG2ewncQS4i4F43Tv3JoAM+s2VDAmS9NsK8GpDMLrCHPksFT7h3K6TOoUNn2pb7RoXx4g=="
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     "yargs": {
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       "resolved": "https://registry.npmjs.org/yargs/-/yargs-3.32.0.tgz",
diff --git a/package.json b/package.json
index 4a90adb..738d620 100644
--- a/package.json
+++ b/package.json
@@ -26,7 +26,7 @@
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     "express": "^4.16.4",
     "express-rate-limit": "^5.1.3",
-    "grpc": "^1.17.0-pre1",
+    "grpc": "^1.24.3",
     "ioredis": "^4.17.3",
     "jayson": "^3.3.1",
     "morgan": "^1.9.1",