diff --git a/package.json b/package.json
index ba4e16d..bb5bf9d 100644
--- a/package.json
+++ b/package.json
@@ -40,7 +40,7 @@
   },
   "dependencies": {
     "adm-zip": "^0.4.7",
-    "bcrypt": "^1.0.3",
+    "bcrypt": "^5.0.0",
     "bluebird": "^3.5.1",
     "file-saver": "^1.3.3",
     "glob": "^7.1.1",
diff --git a/yarn.lock b/yarn.lock
index 29f6e6d..402fc1d 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -825,12 +825,12 @@ bcrypt-pbkdf@^1.0.0:
   dependencies:
     tweetnacl "^0.14.3"
 
-bcrypt@^1.0.3:
-  version "1.0.3"
-  resolved "https://registry.yarnpkg.com/bcrypt/-/bcrypt-1.0.3.tgz#b02ddc6c0b52ea16b8d3cf375d5a32e780dab548"
+bcrypt@^5.0.0:
+  version "5.0.0"
+  resolved "https://registry.yarnpkg.com/bcrypt/-/bcrypt-5.0.0.tgz#051407c7cd5ffbfb773d541ca3760ea0754e37e2"
   dependencies:
-    nan "2.6.2"
-    node-pre-gyp "0.6.36"
+    node-addon-api "^3.0.0"
+    node-pre-gyp "0.15.0"
 
 benchmark@1.0.0:
   version "1.0.0"
@@ -1177,6 +1177,10 @@ chokidar@^1.6.0, chokidar@^1.6.1, chokidar@^1.7.0:
   optionalDependencies:
     fsevents "^1.0.0"
 
+chownr@^1.1.1:
+  version "1.1.4"
+  resolved "https://registry.yarnpkg.com/chownr/-/chownr-1.1.4.tgz#6fc9d7b42d32a583596337666e7d08084da2cc6b"
+
 cipher-base@^1.0.0, cipher-base@^1.0.1, cipher-base@^1.0.3:
   version "1.0.4"
   resolved "https://registry.yarnpkg.com/cipher-base/-/cipher-base-1.0.4.tgz#8760e4ecc272f4c363532f926d874aae2c1397de"
@@ -1771,6 +1775,12 @@ debug@2.6.9, debug@^2.1.2, debug@^2.2.0, debug@^2.6.3, debug@^2.6.6, debug@^2.6.
   dependencies:
     ms "2.0.0"
 
+debug@^3.2.6:
+  version "3.2.6"
+  resolved "https://registry.yarnpkg.com/debug/-/debug-3.2.6.tgz#e83d17de16d8a7efb7717edbe5fb10135eee629b"
+  dependencies:
+    ms "^2.1.1"
+
 decamelize@^1.0.0, decamelize@^1.1.1, decamelize@^1.1.2:
   version "1.2.0"
   resolved "https://registry.yarnpkg.com/decamelize/-/decamelize-1.2.0.tgz#f6534d15148269b20352e7bee26f501f9a191290"
@@ -1785,6 +1795,10 @@ deep-equal@^1.0.1, deep-equal@~1.0.1:
   version "1.0.1"
   resolved "https://registry.yarnpkg.com/deep-equal/-/deep-equal-1.0.1.tgz#f5d260292b660e084eff4cdbc9f08ad3247448b5"
 
+deep-extend@^0.6.0:
+  version "0.6.0"
+  resolved "https://registry.yarnpkg.com/deep-extend/-/deep-extend-0.6.0.tgz#c4fa7c95404a17a9c3e8ca7e1537312b736330ac"
+
 deep-extend@~0.4.0:
   version "0.4.2"
   resolved "https://registry.yarnpkg.com/deep-extend/-/deep-extend-0.4.2.tgz#48b699c27e334bf89f10892be432f6e4c7d34a7f"
@@ -1861,6 +1875,10 @@ detect-indent@^4.0.0:
   dependencies:
     repeating "^2.0.0"
 
+detect-libc@^1.0.2:
+  version "1.0.3"
+  resolved "https://registry.yarnpkg.com/detect-libc/-/detect-libc-1.0.3.tgz#fa137c4bd698edf55cd5cd02ac559f91a4c4ba9b"
+
 detect-node@^2.0.3:
   version "2.0.3"
   resolved "https://registry.yarnpkg.com/detect-node/-/detect-node-2.0.3.tgz#a2033c09cc8e158d37748fbde7507832bd6ce127"
@@ -2635,6 +2653,12 @@ fs-extra@^4.0.0, fs-extra@^4.0.2:
     jsonfile "^4.0.0"
     universalify "^0.1.0"
 
+fs-minipass@^1.2.5:
+  version "1.2.7"
+  resolved "https://registry.yarnpkg.com/fs-minipass/-/fs-minipass-1.2.7.tgz#ccff8570841e7fe4265693da88936c55aed7f7c7"
+  dependencies:
+    minipass "^2.6.0"
+
 fs-readdir-recursive@^1.0.0:
   version "1.0.0"
   resolved "https://registry.yarnpkg.com/fs-readdir-recursive/-/fs-readdir-recursive-1.0.0.tgz#8cd1745c8b4f8a29c8caec392476921ba195f560"
@@ -3150,6 +3174,12 @@ ignore-by-default@^1.0.1:
   version "1.0.1"
   resolved "https://registry.yarnpkg.com/ignore-by-default/-/ignore-by-default-1.0.1.tgz#48ca6d72f6c6a3af00a9ad4ae6876be3889e2b09"
 
+ignore-walk@^3.0.1:
+  version "3.0.3"
+  resolved "https://registry.yarnpkg.com/ignore-walk/-/ignore-walk-3.0.3.tgz#017e2447184bfeade7c238e4aefdd1e8f95b1e37"
+  dependencies:
+    minimatch "^3.0.4"
+
 ignore@^3.3.3:
   version "3.3.6"
   resolved "https://registry.yarnpkg.com/ignore/-/ignore-3.3.6.tgz#b6f3196b38ed92f0c86e52f6f79b7fc4c8266c8d"
@@ -4412,10 +4442,27 @@ minimist@^1.1.3, minimist@^1.2.0:
   version "1.2.0"
   resolved "https://registry.yarnpkg.com/minimist/-/minimist-1.2.0.tgz#a35008b20f41383eec1fb914f4cd5df79a264284"
 
+minimist@^1.2.5:
+  version "1.2.5"
+  resolved "https://registry.yarnpkg.com/minimist/-/minimist-1.2.5.tgz#67d66014b66a6a8aaa0c083c5fd58df4e4e97602"
+
 minimist@~0.0.1:
   version "0.0.10"
   resolved "https://registry.yarnpkg.com/minimist/-/minimist-0.0.10.tgz#de3f98543dbf96082be48ad1a0c7cda836301dcf"
 
+minipass@^2.6.0, minipass@^2.8.6, minipass@^2.9.0:
+  version "2.9.0"
+  resolved "https://registry.yarnpkg.com/minipass/-/minipass-2.9.0.tgz#e713762e7d3e32fed803115cf93e04bca9fcc9a6"
+  dependencies:
+    safe-buffer "^5.1.2"
+    yallist "^3.0.0"
+
+minizlib@^1.2.1:
+  version "1.3.3"
+  resolved "https://registry.yarnpkg.com/minizlib/-/minizlib-1.3.3.tgz#2290de96818a34c29551c8a8d301216bd65a861d"
+  dependencies:
+    minipass "^2.9.0"
+
 mixin-object@^2.0.1:
   version "2.0.1"
   resolved "https://registry.yarnpkg.com/mixin-object/-/mixin-object-2.0.1.tgz#4fb949441dab182540f1fe035ba60e1947a5e57e"
@@ -4429,6 +4476,12 @@ mkdirp@0.5.x, "mkdirp@>=0.5 0", mkdirp@^0.5.0, mkdirp@^0.5.1, mkdirp@~0.5.0, mkd
   dependencies:
     minimist "0.0.8"
 
+mkdirp@^0.5.3:
+  version "0.5.5"
+  resolved "https://registry.yarnpkg.com/mkdirp/-/mkdirp-0.5.5.tgz#d91cefd62d1436ca0f41620e251288d420099def"
+  dependencies:
+    minimist "^1.2.5"
+
 mongodb-core@2.1.17:
   version "2.1.17"
   resolved "https://registry.yarnpkg.com/mongodb-core/-/mongodb-core-2.1.17.tgz#a418b337a14a14990fb510b923dee6a813173df8"
@@ -4490,6 +4543,10 @@ ms@2.0.0, ms@^2.0.0:
   version "2.0.0"
   resolved "https://registry.yarnpkg.com/ms/-/ms-2.0.0.tgz#5608aeadfc00be6c2901df5f9861788de0d597c8"
 
+ms@^2.1.1:
+  version "2.1.2"
+  resolved "https://registry.yarnpkg.com/ms/-/ms-2.1.2.tgz#d09d1f357b443f493382a8eb3ccd183872ae6009"
+
 multicast-dns-service-types@^1.1.0:
   version "1.1.0"
   resolved "https://registry.yarnpkg.com/multicast-dns-service-types/-/multicast-dns-service-types-1.1.0.tgz#899f11d9686e5e05cb91b35d5f0e63b773cfc901"
@@ -4524,10 +4581,6 @@ mz@^2.1.0, mz@^2.4.0, mz@^2.6.0:
     object-assign "^4.0.1"
     thenify-all "^1.0.0"
 
-nan@2.6.2:
-  version "2.6.2"
-  resolved "https://registry.yarnpkg.com/nan/-/nan-2.6.2.tgz#e4ff34e6c95fdfb5aecc08de6596f43605a7db45"
-
 nan@^2.3.0, nan@^2.3.2:
   version "2.7.0"
   resolved "https://registry.yarnpkg.com/nan/-/nan-2.7.0.tgz#d95bf721ec877e08db276ed3fc6eb78f9083ad46"
@@ -4555,6 +4608,14 @@ needle@^1.6.0:
     debug "^2.1.2"
     iconv-lite "^0.4.4"
 
+needle@^2.5.0:
+  version "2.5.0"
+  resolved "https://registry.yarnpkg.com/needle/-/needle-2.5.0.tgz#e6fc4b3cc6c25caed7554bd613a5cf0bac8c31c0"
+  dependencies:
+    debug "^3.2.6"
+    iconv-lite "^0.4.4"
+    sax "^1.2.4"
+
 negotiator@0.4.9:
   version "0.4.9"
   resolved "https://registry.yarnpkg.com/negotiator/-/negotiator-0.4.9.tgz#92e46b6db53c7e421ed64a2bc94f08be7630df3f"
@@ -4569,6 +4630,10 @@ no-case@^2.2.0:
   dependencies:
     lower-case "^1.1.1"
 
+node-addon-api@^3.0.0:
+  version "3.0.0"
+  resolved "https://registry.yarnpkg.com/node-addon-api/-/node-addon-api-3.0.0.tgz#812446a1001a54f71663bed188314bba07e09247"
+
 node-dir@^0.1.10:
   version "0.1.17"
   resolved "https://registry.yarnpkg.com/node-dir/-/node-dir-0.1.17.tgz#5f5665d93351335caabef8f1c554516cf5f1e4e5"
@@ -4629,19 +4694,20 @@ node-modules-path@^1.0.0:
   version "1.0.1"
   resolved "https://registry.yarnpkg.com/node-modules-path/-/node-modules-path-1.0.1.tgz#40096b08ce7ad0ea14680863af449c7c75a5d1c8"
 
-node-pre-gyp@0.6.36:
-  version "0.6.36"
-  resolved "https://registry.yarnpkg.com/node-pre-gyp/-/node-pre-gyp-0.6.36.tgz#db604112cb74e0d477554e9b505b17abddfab786"
+node-pre-gyp@0.15.0:
+  version "0.15.0"
+  resolved "https://registry.yarnpkg.com/node-pre-gyp/-/node-pre-gyp-0.15.0.tgz#c2fc383276b74c7ffa842925241553e8b40f1087"
   dependencies:
-    mkdirp "^0.5.1"
+    detect-libc "^1.0.2"
+    mkdirp "^0.5.3"
+    needle "^2.5.0"
     nopt "^4.0.1"
+    npm-packlist "^1.1.6"
     npmlog "^4.0.2"
-    rc "^1.1.7"
-    request "^2.81.0"
+    rc "^1.2.7"
     rimraf "^2.6.1"
     semver "^5.3.0"
-    tar "^2.2.1"
-    tar-pack "^3.4.0"
+    tar "^4.4.2"
 
 node-pre-gyp@^0.6.36:
   version "0.6.38"
@@ -4747,6 +4813,24 @@ normalize-url@^1.4.0:
     query-string "^4.1.0"
     sort-keys "^1.0.0"
 
+npm-bundled@^1.0.1:
+  version "1.1.1"
+  resolved "https://registry.yarnpkg.com/npm-bundled/-/npm-bundled-1.1.1.tgz#1edd570865a94cdb1bc8220775e29466c9fb234b"
+  dependencies:
+    npm-normalize-package-bin "^1.0.1"
+
+npm-normalize-package-bin@^1.0.1:
+  version "1.0.1"
+  resolved "https://registry.yarnpkg.com/npm-normalize-package-bin/-/npm-normalize-package-bin-1.0.1.tgz#6e79a41f23fd235c0623218228da7d9c23b8f6e2"
+
+npm-packlist@^1.1.6:
+  version "1.4.8"
+  resolved "https://registry.yarnpkg.com/npm-packlist/-/npm-packlist-1.4.8.tgz#56ee6cc135b9f98ad3d51c1c95da22bbb9b2ef3e"
+  dependencies:
+    ignore-walk "^3.0.1"
+    npm-bundled "^1.0.1"
+    npm-normalize-package-bin "^1.0.1"
+
 npm-run-path@^2.0.0:
   version "2.0.2"
   resolved "https://registry.yarnpkg.com/npm-run-path/-/npm-run-path-2.0.2.tgz#35a9232dfa35d7067b4cb2ddf2357b1871536c5f"
@@ -5612,6 +5696,15 @@ rc@^1.0.1, rc@^1.1.6, rc@^1.1.7:
     minimist "^1.2.0"
     strip-json-comments "~2.0.1"
 
+rc@^1.2.7:
+  version "1.2.8"
+  resolved "https://registry.yarnpkg.com/rc/-/rc-1.2.8.tgz#cd924bf5200a075b83c188cd6b9e211b7fc0d3ed"
+  dependencies:
+    deep-extend "^0.6.0"
+    ini "~1.3.0"
+    minimist "^1.2.0"
+    strip-json-comments "~2.0.1"
+
 read-pkg-up@^1.0.1:
   version "1.0.1"
   resolved "https://registry.yarnpkg.com/read-pkg-up/-/read-pkg-up-1.0.1.tgz#9d63c13276c065918d57f002a57f40a1b643fb02"
@@ -5823,7 +5916,7 @@ repeating@^2.0.0:
   dependencies:
     is-finite "^1.0.0"
 
-request@2, request@^2.72.0, request@^2.79.0, request@^2.81.0:
+request@2, request@^2.72.0, request@^2.79.0:
   version "2.83.0"
   resolved "https://registry.yarnpkg.com/request/-/request-2.83.0.tgz#ca0b65da02ed62935887808e6f510381034e3356"
   dependencies:
@@ -6008,6 +6101,10 @@ safe-buffer@5.1.1, safe-buffer@^5.0.1, safe-buffer@^5.1.0, safe-buffer@^5.1.1, s
   version "5.1.1"
   resolved "https://registry.yarnpkg.com/safe-buffer/-/safe-buffer-5.1.1.tgz#893312af69b2123def71f57889001671eeb2c853"
 
+safe-buffer@^5.1.2:
+  version "5.2.1"
+  resolved "https://registry.yarnpkg.com/safe-buffer/-/safe-buffer-5.2.1.tgz#1eaf9fa9bdb1fdd4ec75f58f9cdb4e6b7827eec6"
+
 safe-buffer@~5.0.1:
   version "5.0.1"
   resolved "https://registry.yarnpkg.com/safe-buffer/-/safe-buffer-5.0.1.tgz#d263ca54696cd8a306b5ca6551e92de57918fbe7"
@@ -6042,7 +6139,7 @@ sax@0.5.x:
   version "0.5.8"
   resolved "https://registry.yarnpkg.com/sax/-/sax-0.5.8.tgz#d472db228eb331c2506b0e8c15524adb939d12c1"
 
-sax@>=0.6.0, sax@~1.2.1:
+sax@>=0.6.0, sax@^1.2.4, sax@~1.2.1:
   version "1.2.4"
   resolved "https://registry.yarnpkg.com/sax/-/sax-1.2.4.tgz#2816234e2378bddc4e5354fab5caa895df7100d9"
 
@@ -6665,6 +6762,18 @@ tar@^2.0.0, tar@^2.2.1:
     fstream "^1.0.2"
     inherits "2"
 
+tar@^4.4.2:
+  version "4.4.13"
+  resolved "https://registry.yarnpkg.com/tar/-/tar-4.4.13.tgz#43b364bc52888d555298637b10d60790254ab525"
+  dependencies:
+    chownr "^1.1.1"
+    fs-minipass "^1.2.5"
+    minipass "^2.8.6"
+    minizlib "^1.2.1"
+    mkdirp "^0.5.0"
+    safe-buffer "^5.1.2"
+    yallist "^3.0.3"
+
 term-size@^1.2.0:
   version "1.2.0"
   resolved "https://registry.yarnpkg.com/term-size/-/term-size-1.2.0.tgz#458b83887f288fc56d6fffbfad262e26638efa69"
@@ -7381,6 +7490,10 @@ yallist@^2.1.2:
   version "2.1.2"
   resolved "https://registry.yarnpkg.com/yallist/-/yallist-2.1.2.tgz#1c11f9218f076089a47dd512f93c6699a6a81d52"
 
+yallist@^3.0.0, yallist@^3.0.3:
+  version "3.1.1"
+  resolved "https://registry.yarnpkg.com/yallist/-/yallist-3.1.1.tgz#dbb7daf9bfd8bac9ab45ebf602b8cbad0d5d08fd"
+
 yargs-parser@^4.2.0:
   version "4.2.1"
   resolved "https://registry.yarnpkg.com/yargs-parser/-/yargs-parser-4.2.1.tgz#29cceac0dc4f03c6c87b4a9f217dd18c9f74871c"