diff --git a/packages/opencensus-exporter-ocagent/package-lock.json b/packages/opencensus-exporter-ocagent/package-lock.json
index cbe8360ec..fe88a8249 100644
--- a/packages/opencensus-exporter-ocagent/package-lock.json
+++ b/packages/opencensus-exporter-ocagent/package-lock.json
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-      }
-    },
-    "power-assert-util-string-width": {
-      "version": "1.2.0",
-      "resolved": "https://registry.npmjs.org/power-assert-util-string-width/-/power-assert-util-string-width-1.2.0.tgz",
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       "resolved": "https://registry.npmjs.org/prepend-http/-/prepend-http-1.0.4.tgz",
@@ -4737,11 +4460,6 @@
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-      "resolved": "https://registry.npmjs.org/slash/-/slash-1.0.0.tgz",
-      "integrity": "sha1-xB8vbDn8FtHNF61LXYlhFK5HDVU="
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@@ -4963,16 +4681,6 @@
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-      "resolved": "https://registry.npmjs.org/stringifier/-/stringifier-1.4.0.tgz",
-      "integrity": "sha512-cNsMOqqrcbLcHTXEVmkw9y0fwDwkdgtZwlfyolzpQDoAE1xdNGhQhxBUfiDvvZIKl1hnUEgMv66nHwtMz3OjPw==",
-      "requires": {
-        "core-js": "^2.0.0",
-        "traverse": "^0.6.6",
-        "type-name": "^2.0.1"
-      }
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       "resolved": "https://registry.npmjs.org/strip-ansi/-/strip-ansi-3.0.1.tgz",
@@ -5086,11 +4794,6 @@
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       }
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-      "resolved": "https://registry.npmjs.org/traverse/-/traverse-0.6.6.tgz",
-      "integrity": "sha1-y99WD9e5r2MlAv7UD5GMFX6pcTc="
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@@ -5153,11 +4856,6 @@
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-    "type-name": {
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-      "resolved": "https://registry.npmjs.org/type-name/-/type-name-2.0.2.tgz",
-      "integrity": "sha1-7+fUEj2KxSr/9/QMfk3sUmYAj7Q="
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       "resolved": "https://registry.npmjs.org/typescript/-/typescript-2.6.2.tgz",
@@ -5221,16 +4919,6 @@
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-      "resolved": "https://registry.npmjs.org/universal-deep-strict-equal/-/universal-deep-strict-equal-1.2.2.tgz",
-      "integrity": "sha1-DaSsL3PP95JMgfpN4BjKViyisKc=",
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-        "indexof": "0.0.1",
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@@ -5326,6 +5014,11 @@
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       }
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+    "walkdir": {
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+      "resolved": "https://registry.npmjs.org/walkdir/-/walkdir-0.0.12.tgz",
+      "integrity": "sha512-HFhaD4mMWPzFSqhpyDG48KDdrjfn409YQuVW7ckZYhW4sE87mYtWifdB/+73RA7+p4s4K18n5Jfx1kHthE1gBw=="
+    },
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       "version": "1.3.1",
       "resolved": "https://registry.npmjs.org/which/-/which-1.3.1.tgz",
@@ -5405,11 +5098,6 @@
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       "integrity": "sha1-SWsswQnsqNus/i3HK2A8F8WHCtQ="
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-    "xtend": {
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-      "resolved": "https://registry.npmjs.org/xtend/-/xtend-4.0.1.tgz",
-      "integrity": "sha1-pcbVMr5lbiPbgg77lDofBJmNY68="
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     "y18n": {
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       "resolved": "https://registry.npmjs.org/y18n/-/y18n-3.2.1.tgz",
diff --git a/packages/opencensus-exporter-ocagent/package.json b/packages/opencensus-exporter-ocagent/package.json
index accdc9ed4..7152cf005 100644
--- a/packages/opencensus-exporter-ocagent/package.json
+++ b/packages/opencensus-exporter-ocagent/package.json
@@ -64,7 +64,7 @@
     "@grpc/proto-loader": "^0.3.0",
     "@opencensus/core": "^0.0.8",
     "@opencensus/nodejs": "^0.0.8",
-    "google-proto-files": "^0.16.1",
+    "google-proto-files": "^0.18.0",
     "grpc": "^1.15.1"
   }
 }