diff --git a/package-lock.json b/package-lock.json
index 8cb3e07..87864d6 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -1,13 +1,13 @@
 {
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+  "version": "5.5.1",
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+      "resolved": "https://registry.npmjs.org/@types/bson/-/bson-4.0.0.tgz",
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@@ -29,9 +29,9 @@
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+      "resolved": "https://registry.npmjs.org/@types/events/-/events-3.0.0.tgz",
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@@ -47,13 +47,12 @@
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+      "version": "3.1.19",
+      "resolved": "https://registry.npmjs.org/@types/mongodb/-/mongodb-3.1.19.tgz",
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@@ -81,33 +80,23 @@
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-      "integrity": "sha1-c7Xuyj+rZT49P5Qis0GtQiBdyWU=",
+      "version": "6.9.2",
+      "resolved": "https://registry.npmjs.org/ajv/-/ajv-6.9.2.tgz",
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       "dev": true,
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-        "co": "^4.6.0",
-        "fast-deep-equal": "^1.0.0",
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-      "integrity": "sha1-DNkKVhCT810KmSVsIrcGlDP60Rc=",
-      "dev": true,
-      "requires": {
-        "kind-of": "^3.0.2",
-        "longest": "^1.0.1",
-        "repeat-string": "^1.5.2"
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@@ -131,10 +120,13 @@
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-      "integrity": "sha1-2sh4dxPJlmhJ/IGAd36+nB3fO4Y=",
-      "dev": true
+      "version": "0.2.4",
+      "resolved": "https://registry.npmjs.org/asn1/-/asn1-0.2.4.tgz",
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+      "dev": true,
+      "requires": {
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@@ -149,12 +141,10 @@
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-      "requires": {
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@@ -169,9 +159,9 @@
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+      "resolved": "https://registry.npmjs.org/aws4/-/aws4-1.8.0.tgz",
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@@ -213,20 +203,14 @@
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-      "integrity": "sha1-Y7xdy2EzG5K8Bf1SiVPDNGKgb40=",
+      "version": "1.0.2",
+      "resolved": "https://registry.npmjs.org/bcrypt-pbkdf/-/bcrypt-pbkdf-1.0.2.tgz",
+      "integrity": "sha1-pDAdOJtqQ/m2f/PKEaP2Y342Dp4=",
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-      "optional": true,
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@@ -243,41 +227,18 @@
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@@ -293,9 +254,9 @@
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@@ -319,9 +280,9 @@
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@@ -335,40 +296,13 @@
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@@ -378,18 +312,18 @@
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-      "integrity": "sha1-cj599ugBrFYTETp+RFqbactjKBg=",
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       "dev": true,
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-        "js-yaml": "^3.6.1",
+        "growl": "~> 1.10.0",
+        "js-yaml": "^3.11.0",
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@@ -1394,31 +1176,21 @@
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-      "dev": true,
-      "optional": true
+      "dev": true
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@@ -1462,37 +1233,38 @@
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-      "integrity": "sha1-KcVzMUgFe7Th913zW3qcty5qWd0=",
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-        "uglify-to-browserify": "~1.0.0",
-        "yargs": "~3.10.0"
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-          "integrity": "sha1-igOdLRAh0i0eoUyA2OpGi6LvP8w=",
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-      "integrity": "sha1-bgkk1r2mta/jSeOabWMoUKD4grc=",
+    "uri-js": {
+      "version": "4.2.2",
+      "resolved": "https://registry.npmjs.org/uri-js/-/uri-js-4.2.2.tgz",
+      "integrity": "sha512-KY9Frmirql91X2Qgjry0Wd4Y+YTdrdZheS8TFwvkbLWf/G5KNJDCh6pKL5OZctEW4+0Baa5idK2ZQuELRwPznQ==",
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-      "optional": true
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-      "resolved": "https://registry.npmjs.org/uuid/-/uuid-3.2.1.tgz",
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+      "resolved": "https://registry.npmjs.org/uuid/-/uuid-3.3.2.tgz",
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@@ -1507,21 +1279,14 @@
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+      "resolved": "https://registry.npmjs.org/which/-/which-1.3.1.tgz",
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@@ -1533,19 +1298,6 @@
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 }
diff --git a/package.json b/package.json
index bcdc759..ae92fbe 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "typegoose",
-  "version": "5.5.0",
+  "version": "5.5.1",
   "description": "Define Mongoose models using TypeScript classes.",
   "main": "lib/typegoose.js",
   "files": [
@@ -39,7 +39,7 @@
     "@types/mongoose": "5.0.10",
     "@types/node": "8.10.0",
     "chai": "4.1.2",
-    "coveralls": "^3.0.1",
+    "coveralls": "^3.0.3",
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     "istanbul": "0.4.5",
     "mocha": "^5.2.0",