diff --git a/package-lock.json b/package-lock.json
index f400fb8..32dec0b 100644
--- a/package-lock.json
+++ b/package-lock.json
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-      "version": "https://registry.npmjs.org/xtend/-/xtend-4.0.1.tgz",
+      "version": "4.0.1",
+      "resolved": "https://registry.npmjs.org/xtend/-/xtend-4.0.1.tgz",
       "integrity": "sha1-pcbVMr5lbiPbgg77lDofBJmNY68="
     },
     "yargs": {
-      "version": "https://registry.npmjs.org/yargs/-/yargs-3.10.0.tgz",
+      "version": "3.10.0",
+      "resolved": "https://registry.npmjs.org/yargs/-/yargs-3.10.0.tgz",
       "integrity": "sha1-9+572FfdfB0tOMDnTvvWgdFDH9E=",
       "dev": true,
       "optional": true,
       "requires": {
-        "camelcase": "https://registry.npmjs.org/camelcase/-/camelcase-1.2.1.tgz",
-        "cliui": "https://registry.npmjs.org/cliui/-/cliui-2.1.0.tgz",
-        "decamelize": "https://registry.npmjs.org/decamelize/-/decamelize-1.2.0.tgz",
-        "window-size": "https://registry.npmjs.org/window-size/-/window-size-0.1.0.tgz"
+        "camelcase": "1.2.1",
+        "cliui": "2.1.0",
+        "decamelize": "1.2.0",
+        "window-size": "0.1.0"
       }
     }
   }
diff --git a/package.json b/package.json
index b05fc88..59f487e 100644
--- a/package.json
+++ b/package.json
@@ -36,7 +36,7 @@
     "big-integer": "^1.6.26",
     "debug": "^2.6.9",
     "lodash": "^4.17.4",
-    "pg": "^7.4.1",
+    "pg": "^8.4.0",
     "promise-polyfill": "^6.1.0",
     "safe-json-parse": "^4.0.0"
   },