diff --git a/package.json b/package.json
index b1880f3..e88e206 100644
--- a/package.json
+++ b/package.json
@@ -38,7 +38,7 @@
   "dependencies": {
     "bluebird": "^3.5.0",
     "debug": "^4.0.0",
-    "pg": "^7.0.2"
+    "pg": "^8.0.0"
   },
   "devDependencies": {
     "babel": "^6.23.0",
diff --git a/yarn.lock b/yarn.lock
index 8e393bb..cf7a459 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -173,10 +173,6 @@ ansi-wrap@0.1.0, ansi-wrap@^0.1.0:
   version "0.1.0"
   resolved "https://registry.yarnpkg.com/ansi-wrap/-/ansi-wrap-0.1.0.tgz#a82250ddb0015e9a27ca82e82ea603bbfa45efaf"
 
-ap@~0.2.0:
-  version "0.2.0"
-  resolved "https://registry.yarnpkg.com/ap/-/ap-0.2.0.tgz#ae0942600b29912f0d2b14ec60c45e8f330b6110"
-
 archy@^1.0.0:
   version "1.0.0"
   resolved "https://registry.yarnpkg.com/archy/-/archy-1.0.0.tgz#f9c8c13757cc1dd7bc379ac77b2c62a5c2868c40"
@@ -707,9 +703,10 @@ browser-stdout@1.3.0:
   version "1.3.0"
   resolved "https://registry.yarnpkg.com/browser-stdout/-/browser-stdout-1.3.0.tgz#f351d32969d32fa5d7a5567154263d928ae3bd1f"
 
-buffer-writer@1.0.1:
-  version "1.0.1"
-  resolved "https://registry.yarnpkg.com/buffer-writer/-/buffer-writer-1.0.1.tgz#22a936901e3029afcd7547eb4487ceb697a3bf08"
+buffer-writer@2.0.0:
+  version "2.0.0"
+  resolved "https://registry.yarnpkg.com/buffer-writer/-/buffer-writer-2.0.0.tgz#ce7eb81a38f7829db09c873f2fbb792c0c98ec04"
+  integrity sha512-a7ZpuTZU1TRtnwyCNW3I5dc0wWNC3VR9S++Ewyk2HHZdrO3CQJqSpd+95Us590V6AL7JqUAH2IwZ/398PmNFgw==
 
 builtin-modules@^1.0.0, builtin-modules@^1.1.1:
   version "1.1.1"
@@ -2346,9 +2343,10 @@ p-map@^1.1.1:
   version "1.1.1"
   resolved "https://registry.yarnpkg.com/p-map/-/p-map-1.1.1.tgz#05f5e4ae97a068371bc2a5cc86bfbdbc19c4ae7a"
 
-packet-reader@0.3.1:
-  version "0.3.1"
-  resolved "https://registry.yarnpkg.com/packet-reader/-/packet-reader-0.3.1.tgz#cd62e60af8d7fea8a705ec4ff990871c46871f27"
+packet-reader@1.0.0:
+  version "1.0.0"
+  resolved "https://registry.yarnpkg.com/packet-reader/-/packet-reader-1.0.0.tgz#9238e5480dedabacfe1fe3f2771063f164157d74"
+  integrity sha512-HAKu/fG3HpHFO0AA8WE8q2g+gBJaZ9MG7fcKk+IJPLTGAD6Psw4443l+9DGRbOIh3/aXr7Phy0TjilYivJo5XQ==
 
 parse-filepath@^1.0.1:
   version "1.0.1"
@@ -2423,6 +2421,11 @@ pg-connection-string@0.1.3:
   version "0.1.3"
   resolved "https://registry.yarnpkg.com/pg-connection-string/-/pg-connection-string-0.1.3.tgz#da1847b20940e42ee1492beaf65d49d91b245df7"
 
+pg-int8@1.0.1:
+  version "1.0.1"
+  resolved "https://registry.yarnpkg.com/pg-int8/-/pg-int8-1.0.1.tgz#943bd463bf5b71b4170115f80f8efc9a0c0eb78c"
+  integrity sha512-WCtabS6t3c8SkpDBUlb1kjOs7l66xsGdKpIPZsg4wR+B3+u9UAum2odSsF9tnvxg80h4ZxLWMy4pRjOsFIqQpw==
+
 pg-native@^2.0.1:
   version "2.0.1"
   resolved "https://registry.yarnpkg.com/pg-native/-/pg-native-2.0.1.tgz#f7139360e001f522f44192dc2c19fb6a55e2cf18"
@@ -2431,33 +2434,42 @@ pg-native@^2.0.1:
     pg-types "1.6.0"
     readable-stream "1.0.31"
 
-pg-pool@2.*:
-  version "2.0.1"
-  resolved "https://registry.yarnpkg.com/pg-pool/-/pg-pool-2.0.1.tgz#8b12541df271b57f7020c50a3f5566471f82c77e"
+pg-packet-stream@^1.1.0:
+  version "1.1.0"
+  resolved "https://registry.yarnpkg.com/pg-packet-stream/-/pg-packet-stream-1.1.0.tgz#e45c3ae678b901a2873af1e17b92d787962ef914"
+  integrity sha512-kRBH0tDIW/8lfnnOyTwKD23ygJ/kexQVXZs7gEyBljw4FYqimZFxnMMx50ndZ8In77QgfGuItS5LLclC2TtjYg==
 
-pg-types@1.*:
-  version "1.12.0"
-  resolved "https://registry.yarnpkg.com/pg-types/-/pg-types-1.12.0.tgz#8ad3b7b897e3fd463e62de241ad5fc640b4a66f0"
-  dependencies:
-    ap "~0.2.0"
-    postgres-array "~1.0.0"
-    postgres-bytea "~1.0.0"
-    postgres-date "~1.0.0"
-    postgres-interval "^1.1.0"
+pg-pool@^3.0.0:
+  version "3.0.0"
+  resolved "https://registry.yarnpkg.com/pg-pool/-/pg-pool-3.0.0.tgz#2330d18888db1c444a67461122b44f83d2c9c231"
+  integrity sha512-AJWVHFre7CjOtu4D/PQjX+U9uhNKGRFSO9xQAzB7cn1Xu1vmhyo8s8eg9cw6kf2m2/+TYuvMH8i5jeFPSdllPw==
 
 pg-types@1.6.0:
   version "1.6.0"
   resolved "https://registry.yarnpkg.com/pg-types/-/pg-types-1.6.0.tgz#3872a0f199143025497f4ee2a65fdaf00d7ea8b3"
 
-pg@^7.0.2:
-  version "7.0.2"
-  resolved "https://registry.yarnpkg.com/pg/-/pg-7.0.2.tgz#b9c2fe8168e7edfe9343aebe6fc48591e766ada7"
+pg-types@^2.1.0:
+  version "2.2.0"
+  resolved "https://registry.yarnpkg.com/pg-types/-/pg-types-2.2.0.tgz#2d0250d636454f7cfa3b6ae0382fdfa8063254a3"
+  integrity sha512-qTAAlrEsl8s4OiEQY69wDvcMIdQN6wdz5ojQiOy6YRMuynxenON0O5oCpJI6lshc6scgAY8qvJ2On/p+CXY0GA==
   dependencies:
-    buffer-writer "1.0.1"
-    packet-reader "0.3.1"
+    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"
+
+pg@^8.0.0:
+  version "8.0.0"
+  resolved "https://registry.yarnpkg.com/pg/-/pg-8.0.0.tgz#6559c6f895b9e735b3079995acb5de3f39ade59f"
+  integrity sha512-jinx9Xcmkeh7Y7gatu2EJiXr37mcDeF0G5X14MjqPMwYjoZMk7PMMSTTXQQl03GRp2IICxo/zyybqfv2RNgXsg==
+  dependencies:
+    buffer-writer "2.0.0"
+    packet-reader "1.0.0"
     pg-connection-string "0.1.3"
-    pg-pool "2.*"
-    pg-types "1.*"
+    pg-packet-stream "^1.1.0"
+    pg-pool "^3.0.0"
+    pg-types "^2.1.0"
     pgpass "1.x"
     semver "4.3.2"
 
@@ -2508,17 +2520,19 @@ pluralize@^7.0.0:
   version "7.0.0"
   resolved "https://registry.yarnpkg.com/pluralize/-/pluralize-7.0.0.tgz#298b89df8b93b0221dbf421ad2b1b1ea23fc6777"
 
-postgres-array@~1.0.0:
-  version "1.0.2"
-  resolved "https://registry.yarnpkg.com/postgres-array/-/postgres-array-1.0.2.tgz#8e0b32eb03bf77a5c0a7851e0441c169a256a238"
+postgres-array@~2.0.0:
+  version "2.0.0"
+  resolved "https://registry.yarnpkg.com/postgres-array/-/postgres-array-2.0.0.tgz#48f8fce054fbc69671999329b8834b772652d82e"
+  integrity sha512-VpZrUqU5A69eQyW2c5CA1jtLecCsN2U/bD6VilrFDWq5+5UIEVO7nazS3TEcHf1zuPYO/sqGvUvW62g86RXZuA==
 
 postgres-bytea@~1.0.0:
   version "1.0.0"
   resolved "https://registry.yarnpkg.com/postgres-bytea/-/postgres-bytea-1.0.0.tgz#027b533c0aa890e26d172d47cf9ccecc521acd35"
 
-postgres-date@~1.0.0:
-  version "1.0.3"
-  resolved "https://registry.yarnpkg.com/postgres-date/-/postgres-date-1.0.3.tgz#e2d89702efdb258ff9d9cee0fe91bd06975257a8"
+postgres-date@~1.0.4:
+  version "1.0.4"
+  resolved "https://registry.yarnpkg.com/postgres-date/-/postgres-date-1.0.4.tgz#1c2728d62ef1bff49abdd35c1f86d4bdf118a728"
+  integrity sha512-bESRvKVuTrjoBluEcpv2346+6kgB7UlnqWZsnbnCccTNq/pqfj1j6oBaN5+b/NrDXepYUT/HKadqv3iS9lJuVA==
 
 postgres-interval@^1.1.0:
   version "1.1.1"