diff --git a/package-lock.json b/package-lock.json
index 5059a49..f0c7ce4 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -1,6 +1,6 @@
 {
   "name": "alchemy-server",
-  "version": "0.2.0",
+  "version": "0.2.1",
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@@ -401,9 +401,9 @@
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-      "integrity": "sha1-Iqk2kB4wKa/NdUfrRIfOtpejvwg="
+      "version": "2.0.0",
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@@ -998,6 +998,14 @@
         "iconv-lite": "0.4.23"
       }
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+    "end-of-stream": {
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+      "resolved": "https://registry.npmjs.org/end-of-stream/-/end-of-stream-1.4.4.tgz",
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@@ -1334,7 +1342,7 @@
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-          "resolved": "http://registry.npmjs.org/ethereumjs-util/-/ethereumjs-util-4.5.0.tgz",
+          "resolved": "https://registry.npmjs.org/ethereumjs-util/-/ethereumjs-util-4.5.0.tgz",
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       "integrity": "sha1-QzX/2CzZaWaKOUZckprGHWOTYn8="
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+    "human-signals": {
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+      "resolved": "https://registry.npmjs.org/human-signals/-/human-signals-1.1.1.tgz",
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+    },
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@@ -2679,30 +2692,342 @@
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-        "loopback-connector": "4.4.0",
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+        "bluebird": "^3.4.6",
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-        "pg-connection-string": "0.1.3",
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-        "pg-types": "1.12.1",
-        "pgpass": "1.0.2",
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-          "resolved": "https://registry.npmjs.org/semver/-/semver-4.3.2.tgz",
-          "integrity": "sha1-x6BxWKgL7dBSNVt3DYLWZA+AO+c="
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+      "resolved": "https://registry.npmjs.org/pg/-/pg-8.7.3.tgz",
+      "integrity": "sha512-HPmH4GH4H3AOprDJOazoIcpI49XFsHCe8xlrjHkWiapdbHK+HLtbm/GQzXYAZwmPju/kzKhjaSfMACG+8cgJcw==",
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+        "packet-reader": "1.0.0",
+        "pg-connection-string": "^2.5.0",
+        "pg-pool": "^3.5.1",
+        "pg-protocol": "^1.5.0",
+        "pg-types": "^2.1.0",
+        "pgpass": "1.x"
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     "pg-connection-string": {
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-      "resolved": "https://registry.npmjs.org/pg-connection-string/-/pg-connection-string-0.1.3.tgz",
-      "integrity": "sha1-2hhHsglA5C7hSSvq9l1J2RskXfc="
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+      "resolved": "https://registry.npmjs.org/pg-connection-string/-/pg-connection-string-2.5.0.tgz",
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+    },
+    "pg-int8": {
+      "version": "1.0.1",
+      "resolved": "https://registry.npmjs.org/pg-int8/-/pg-int8-1.0.1.tgz",
+      "integrity": "sha512-WCtabS6t3c8SkpDBUlb1kjOs7l66xsGdKpIPZsg4wR+B3+u9UAum2odSsF9tnvxg80h4ZxLWMy4pRjOsFIqQpw=="
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     "pg-pool": {
-      "version": "2.0.3",
-      "resolved": "https://registry.npmjs.org/pg-pool/-/pg-pool-2.0.3.tgz",
-      "integrity": "sha1-wCIDLIlJ8xKk+R+2QJzgQHa+Mlc="
+      "version": "3.5.1",
+      "resolved": "https://registry.npmjs.org/pg-pool/-/pg-pool-3.5.1.tgz",
+      "integrity": "sha512-6iCR0wVrro6OOHFsyavV+i6KYL4lVNyYAB9RD18w66xSzN+d8b66HiwuP30Gp1SH5O9T82fckkzsRjlrhD0ioQ=="
+    },
+    "pg-protocol": {
+      "version": "1.5.0",
+      "resolved": "https://registry.npmjs.org/pg-protocol/-/pg-protocol-1.5.0.tgz",
+      "integrity": "sha512-muRttij7H8TqRNu/DxrAJQITO4Ac7RmX3Klyr/9mJEOBeIpgnF8f9jAfRz5d3XwQZl5qBjF9gLsUtMPJE0vezQ=="
     },
     "pg-types": {
-      "version": "1.12.1",
-      "resolved": "https://registry.npmjs.org/pg-types/-/pg-types-1.12.1.tgz",
-      "integrity": "sha1-1kCH45A7WP+q0nnnWVxSIIoUw9I=",
+      "version": "2.2.0",
+      "resolved": "https://registry.npmjs.org/pg-types/-/pg-types-2.2.0.tgz",
+      "integrity": "sha512-qTAAlrEsl8s4OiEQY69wDvcMIdQN6wdz5ojQiOy6YRMuynxenON0O5oCpJI6lshc6scgAY8qvJ2On/p+CXY0GA==",
       "requires": {
-        "postgres-array": "1.0.2",
-        "postgres-bytea": "1.0.0",
-        "postgres-date": "1.0.3",
-        "postgres-interval": "1.1.1"
+        "pg-int8": "1.0.1",
+        "postgres-array": "~2.0.0",
+        "postgres-bytea": "~1.0.0",
+        "postgres-date": "~1.0.4",
+        "postgres-interval": "^1.1.0"
       }
     },
     "pgpass": {
-      "version": "1.0.2",
-      "resolved": "https://registry.npmjs.org/pgpass/-/pgpass-1.0.2.tgz",
-      "integrity": "sha1-Knu0G2BltnkH6R2hsHwYR8h3swY=",
+      "version": "1.0.5",
+      "resolved": "https://registry.npmjs.org/pgpass/-/pgpass-1.0.5.tgz",
+      "integrity": "sha512-FdW9r/jQZhSeohs1Z3sI1yxFQNFvMcnmfuj4WBMUTxOrAyLMaTcE1aAMBiTlbMNaXvBCQuVi0R7hd8udDSP7ug==",
       "requires": {
-        "split": "1.0.1"
+        "split2": "^4.1.0"
       }
     },
     "pify": {
@@ -3946,26 +4314,26 @@
       "integrity": "sha1-Su7rfa3mb8qKk2XdqfawBXQctiE="
     },
     "postgres-array": {
-      "version": "1.0.2",
-      "resolved": "https://registry.npmjs.org/postgres-array/-/postgres-array-1.0.2.tgz",
-      "integrity": "sha1-jgsy6wO/d6XAp4UeBEHBaaJWojg="
+      "version": "2.0.0",
+      "resolved": "https://registry.npmjs.org/postgres-array/-/postgres-array-2.0.0.tgz",
+      "integrity": "sha512-VpZrUqU5A69eQyW2c5CA1jtLecCsN2U/bD6VilrFDWq5+5UIEVO7nazS3TEcHf1zuPYO/sqGvUvW62g86RXZuA=="
     },
     "postgres-bytea": {
       "version": "1.0.0",
       "resolved": "https://registry.npmjs.org/postgres-bytea/-/postgres-bytea-1.0.0.tgz",
-      "integrity": "sha1-AntTPAqokOJtFy1Hz5zOzFIazTU="
+      "integrity": "sha512-xy3pmLuQqRBZBXDULy7KbaitYqLcmxigw14Q5sj8QBVLqEwXfeybIKVWiqAXTlcvdvb0+xkOtDbfQMOf4lST1w=="
     },
     "postgres-date": {
-      "version": "1.0.3",
-      "resolved": "https://registry.npmjs.org/postgres-date/-/postgres-date-1.0.3.tgz",
-      "integrity": "sha1-4tiXAu/bJY/52c7g/pG9BpdSV6g="
+      "version": "1.0.7",
+      "resolved": "https://registry.npmjs.org/postgres-date/-/postgres-date-1.0.7.tgz",
+      "integrity": "sha512-suDmjLVQg78nMK2UZ454hAG+OAW+HQPZ6n++TNDUX+L0+uUlLywnoxJKDou51Zm+zTCjrCl0Nq6J9C5hP9vK/Q=="
     },
     "postgres-interval": {
-      "version": "1.1.1",
-      "resolved": "https://registry.npmjs.org/postgres-interval/-/postgres-interval-1.1.1.tgz",
-      "integrity": "sha1-rNsPiXtLHG5JbZ1OCoU+HEKPBvA=",
+      "version": "1.2.0",
+      "resolved": "https://registry.npmjs.org/postgres-interval/-/postgres-interval-1.2.0.tgz",
+      "integrity": "sha512-9ZhXKM/rw350N1ovuWHbGxnGh/SNJ4cnxHiM0rxE4VN41wsg8P8zWn9hv/buK00RP4WvlOyr/RBDiptyxVbkZQ==",
       "requires": {
-        "xtend": "4.0.1"
+        "xtend": "^4.0.0"
       }
     },
     "prelude-ls": {
@@ -3998,6 +4366,15 @@
       "resolved": "https://registry.npmjs.org/pseudomap/-/pseudomap-1.0.2.tgz",
       "integrity": "sha1-8FKijacOYYkX7wqKw0wa5aaChrM="
     },
+    "pump": {
+      "version": "3.0.0",
+      "resolved": "https://registry.npmjs.org/pump/-/pump-3.0.0.tgz",
+      "integrity": "sha512-LwZy+p3SFs1Pytd/jYct4wpv49HiYCqd9Rlc5ZVdk0V+8Yzv6jR5Blk3TRmPL1ft69TxP0IMZGJ+WPFU2BFhww==",
+      "requires": {
+        "end-of-stream": "^1.1.0",
+        "once": "^1.3.1"
+      }
+    },
     "punycode": {
       "version": "1.3.2",
       "resolved": "https://registry.npmjs.org/punycode/-/punycode-1.3.2.tgz",
@@ -4485,13 +4862,10 @@
         "smart-buffer": "1.1.15"
       }
     },
-    "split": {
-      "version": "1.0.1",
-      "resolved": "https://registry.npmjs.org/split/-/split-1.0.1.tgz",
-      "integrity": "sha1-YFvZvjA6pZ+zX5Ip++oN3snqB9k=",
-      "requires": {
-        "through": "2.3.8"
-      }
+    "split2": {
+      "version": "4.1.0",
+      "resolved": "https://registry.npmjs.org/split2/-/split2-4.1.0.tgz",
+      "integrity": "sha512-VBiJxFkxiXRlUIeyMQi8s4hgvKCSjtknJv/LVYbrgALPwf5zSKmEwV9Lst25AkvMDnvxODugjdl6KZgwKM1WYQ=="
     },
     "sprintf-js": {
       "version": "1.0.3",
@@ -4583,6 +4957,11 @@
       "resolved": "https://registry.npmjs.org/strip-eof/-/strip-eof-1.0.0.tgz",
       "integrity": "sha1-u0P/VZim6wXYm1n80SnJgzE2Br8="
     },
+    "strip-final-newline": {
+      "version": "2.0.0",
+      "resolved": "https://registry.npmjs.org/strip-final-newline/-/strip-final-newline-2.0.0.tgz",
+      "integrity": "sha512-BrpvfNAE3dcvq7ll3xVumzjKjZQ5tI1sEUIKr3Uoks0XUl45St3FlatVqef9prk4jRDzhW6WZg+3bk93y6pLjA=="
+    },
     "strip-hex-prefix": {
       "version": "1.0.0",
       "resolved": "https://registry.npmjs.org/strip-hex-prefix/-/strip-hex-prefix-1.0.0.tgz",
diff --git a/package.json b/package.json
index d3a5efb..2c597ef 100644
--- a/package.json
+++ b/package.json
@@ -28,7 +28,7 @@
     "loopback-boot": "^2.27.1",
     "loopback-component-explorer": "^5.4.0",
     "loopback-component-passport": "^3.10.0",
-    "loopback-connector-postgresql": "^3.3.2",
+    "loopback-connector-postgresql": "^5.5.1",
     "passport-facebook": "^2.1.1",
     "passport-github": "^1.1.0",
     "passport-twitter": "^1.0.4",