diff --git a/yarn.lock b/yarn.lock
index e4a86ec..96dd48e 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -60,13 +60,6 @@ assertion-error@^1.1.0:
   resolved "https://registry.yarnpkg.com/assertion-error/-/assertion-error-1.1.0.tgz#e60b6b0e8f301bd97e5375215bda406c85118c0b"
   integrity sha512-jgsaNduz+ndvGyFt3uSuWqvy4lCnIJiovtouQN5JZHOKCS2QuhEdbcQHFhVksz2N2U9hXJo8odG7ETyWlEeuDw==
 
-async@2.6.2:
-  version "2.6.2"
-  resolved "https://registry.yarnpkg.com/async/-/async-2.6.2.tgz#18330ea7e6e313887f5d2f2a904bac6fe4dd5381"
-  integrity sha512-H1qVYh1MYhEEFLsP97cVKqCGo7KfCyTt6uEWqsTBr9SO84oK9Uwbyd/yCW+6rKJLHksBNUVWZDAjfS+Ccx0Bbg==
-  dependencies:
-    lodash "^4.17.11"
-
 asynckit@^0.4.0:
   version "0.4.0"
   resolved "https://registry.yarnpkg.com/asynckit/-/asynckit-0.4.0.tgz#c79ed97f7f34cb8f2ba1bc9790bcc366474b4b79"
@@ -614,10 +607,10 @@ jsprim@^1.2.2:
     json-schema "0.2.3"
     verror "1.10.0"
 
-kareem@2.3.0:
-  version "2.3.0"
-  resolved "https://registry.yarnpkg.com/kareem/-/kareem-2.3.0.tgz#ef33c42e9024dce511eeaf440cd684f3af1fc769"
-  integrity sha512-6hHxsp9e6zQU8nXsP+02HGWXwTkOEw6IROhF2ZA28cYbUk4eJ6QbtZvdqZOdD9YPKghG3apk5eOCvs+tLl3lRg==
+kareem@2.3.1:
+  version "2.3.1"
+  resolved "https://registry.yarnpkg.com/kareem/-/kareem-2.3.1.tgz#def12d9c941017fabfb00f873af95e9c99e1be87"
+  integrity sha512-l3hLhffs9zqoDe8zjmb/mAN4B8VT3L56EUvKNqLFVs9YlFA+zx7ke1DO8STAdDyYNkeSo1nKmjuvQeI12So8Xw==
 
 lcid@^2.0.0:
   version "2.0.0"
@@ -738,42 +731,30 @@ mocha@^6.1.4:
     yargs-parser "13.0.0"
     yargs-unparser "1.5.0"
 
-mongodb-core@3.2.7:
-  version "3.2.7"
-  resolved "https://registry.yarnpkg.com/mongodb-core/-/mongodb-core-3.2.7.tgz#a8ef1fe764a192c979252dacbc600dc88d77e28f"
-  integrity sha512-WypKdLxFNPOH/Jy6i9z47IjG2wIldA54iDZBmHMINcgKOUcWJh8og+Wix76oGd7EyYkHJKssQ2FAOw5Su/n4XQ==
+mongodb@3.3.2:
+  version "3.3.2"
+  resolved "https://registry.yarnpkg.com/mongodb/-/mongodb-3.3.2.tgz#ff086b5f552cf07e24ce098694210f3d42d668b2"
+  integrity sha512-fqJt3iywelk4yKu/lfwQg163Bjpo5zDKhXiohycvon4iQHbrfflSAz9AIlRE6496Pm/dQKQK5bMigdVo2s6gBg==
   dependencies:
     bson "^1.1.1"
     require_optional "^1.0.1"
     safe-buffer "^5.1.2"
-  optionalDependencies:
-    saslprep "^1.0.0"
-
-mongodb@3.2.7:
-  version "3.2.7"
-  resolved "https://registry.yarnpkg.com/mongodb/-/mongodb-3.2.7.tgz#8ba149e4be708257cad0dea72aebb2bbb311a7ac"
-  integrity sha512-2YdWrdf1PJgxcCrT1tWoL6nHuk6hCxhddAAaEh8QJL231ci4+P9FLyqopbTm2Z2sAU6mhCri+wd9r1hOcHdoMw==
-  dependencies:
-    mongodb-core "3.2.7"
-    safe-buffer "^5.1.2"
 
 mongoose-legacy-pluralize@1.0.2:
   version "1.0.2"
   resolved "https://registry.yarnpkg.com/mongoose-legacy-pluralize/-/mongoose-legacy-pluralize-1.0.2.tgz#3ba9f91fa507b5186d399fb40854bff18fb563e4"
 
 mongoose@^5.5.15:
-  version "5.5.15"
-  resolved "https://registry.yarnpkg.com/mongoose/-/mongoose-5.5.15.tgz#513c571313c8bbd9073aed5310fde5177522fc96"
-  integrity sha512-VRX3i3ptARSGT82b6H0k/oGxkaDXPPpIBstGyrQ3mDGjygPDPjlXvJaih6zyjfRXRVvdu1L2nVfQH5FixANO1w==
+  version "5.7.5"
+  resolved "https://registry.yarnpkg.com/mongoose/-/mongoose-5.7.5.tgz#b787b47216edf62036aa358c3ef0f1869c46cdc2"
+  integrity sha512-BZ4FxtnbTurc/wcm/hLltLdI4IDxo4nsE0D9q58YymTdZwreNzwO62CcjVtaHhmr8HmJtOInp2W/T12FZaMf8g==
   dependencies:
-    async "2.6.2"
     bson "~1.1.1"
-    kareem "2.3.0"
-    mongodb "3.2.7"
-    mongodb-core "3.2.7"
+    kareem "2.3.1"
+    mongodb "3.3.2"
     mongoose-legacy-pluralize "1.0.2"
     mpath "0.6.0"
-    mquery "3.2.1"
+    mquery "3.2.2"
     ms "2.1.2"
     regexp-clone "1.0.0"
     safe-buffer "5.1.2"
@@ -785,10 +766,10 @@ mpath@0.6.0, mpath@^0.6.0:
   resolved "https://registry.yarnpkg.com/mpath/-/mpath-0.6.0.tgz#aa922029fca4f0f641f360e74c5c1b6a4c47078e"
   integrity sha512-i75qh79MJ5Xo/sbhxrDrPSEG0H/mr1kcZXJ8dH6URU5jD/knFxCVqVC/gVSW7GIXL/9hHWlT9haLbCXWOll3qw==
 
-mquery@3.2.1:
-  version "3.2.1"
-  resolved "https://registry.yarnpkg.com/mquery/-/mquery-3.2.1.tgz#8b059a49cdae0a8a9e804284ef64c2f58d3ac05d"
-  integrity sha512-kY/K8QToZWTTocm0U+r8rqcJCp5PRl6e8tPmoDs5OeSO3DInZE2rAL6AYH+V406JTo8305LdASOQcxRDqHojyw==
+mquery@3.2.2:
+  version "3.2.2"
+  resolved "https://registry.yarnpkg.com/mquery/-/mquery-3.2.2.tgz#e1383a3951852ce23e37f619a9b350f1fb3664e7"
+  integrity sha512-XB52992COp0KP230I3qloVUbkLUxJIu328HBP2t2EsxSFtf4W1HPSOBWOXf1bqxK4Xbb66lfMJ+Bpfd9/yZE1Q==
   dependencies:
     bluebird "3.5.1"
     debug "3.1.0"
@@ -1076,10 +1057,6 @@ safer-buffer@^2.0.2, safer-buffer@^2.1.0, safer-buffer@~2.1.0:
   version "2.1.2"
   resolved "https://registry.yarnpkg.com/safer-buffer/-/safer-buffer-2.1.2.tgz#44fa161b0187b9549dd84bb91802f9bd8385cd6a"
 
-saslprep@^1.0.0:
-  version "1.0.1"
-  resolved "https://registry.yarnpkg.com/saslprep/-/saslprep-1.0.1.tgz#b644e0ba25b156b652f3cb90df7542f896049ba6"
-
 semver@^5.1.0:
   version "5.5.1"
   resolved "https://registry.yarnpkg.com/semver/-/semver-5.5.1.tgz#7dfdd8814bdb7cabc7be0fb1d734cfb66c940477"