diff --git a/package-lock.json b/package-lock.json
index e81334b..578b72d 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -5,13 +5,13 @@
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@@ -107,6 +106,13 @@
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-      "integrity": "sha1-J1hIEIkUVqQXHI0CJkQa3pDLyus=",
-      "dev": true
-    },
     "wrap-ansi": {
       "version": "5.1.0",
       "resolved": "https://registry.npmjs.org/wrap-ansi/-/wrap-ansi-5.1.0.tgz",
@@ -2036,33 +1723,22 @@
       "resolved": "https://registry.npmjs.org/yallist/-/yallist-3.1.1.tgz",
       "integrity": "sha512-a4UGQaWPH59mOXUYnAG2ewncQS4i4F43Tv3JoAM+s2VDAmS9NsK8GpDMLrCHPksFT7h3K6TOoUNn2pb7RoXx4g=="
     },
-    "yargs-parser": {
-      "version": "13.1.2",
-      "resolved": "https://registry.npmjs.org/yargs-parser/-/yargs-parser-13.1.2.tgz",
-      "integrity": "sha512-3lbsNRf/j+A4QuSZfDRA7HRSfWrzO0YjqTJd5kjAq37Zep1CEgaYmrH9Q3GwPiB9cHyd1Y1UwggGhJGoxipbzg==",
+    "yargs": {
+      "version": "13.3.2",
+      "resolved": "https://registry.npmjs.org/yargs/-/yargs-13.3.2.tgz",
+      "integrity": "sha512-AX3Zw5iPruN5ie6xGRIDgqkT+ZhnRlZMLMHAs8tg7nRruy2Nb+i5o9bwghAogtM08q1dpr2LVoS8KSTMYpWXUw==",
       "dev": true,
       "requires": {
-        "camelcase": "^5.0.0",
-        "decamelize": "^1.2.0"
-      },
-      "dependencies": {
-        "camelcase": {
-          "version": "5.3.1",
-          "resolved": "https://registry.npmjs.org/camelcase/-/camelcase-5.3.1.tgz",
-          "integrity": "sha512-L28STB170nwWS63UjtlEOE3dldQApaJXZkOI1uMFfzf3rRuPegHaHesyee+YxQ+W6SvRDQV6UrdOdRiR153wJg==",
-          "dev": true
-        }
-      }
-    },
-    "yargs-unparser": {
-      "version": "1.6.0",
-      "resolved": "https://registry.npmjs.org/yargs-unparser/-/yargs-unparser-1.6.0.tgz",
-      "integrity": "sha512-W9tKgmSn0DpSatfri0nx52Joq5hVXgeLiqR/5G0sZNDoLZFOr/xjBUDcShCOGNsBnEMNo1KAMBkTej1Hm62HTw==",
-      "dev": true,
-      "requires": {
-        "flat": "^4.1.0",
-        "lodash": "^4.17.15",
-        "yargs": "^13.3.0"
+        "cliui": "^5.0.0",
+        "find-up": "^3.0.0",
+        "get-caller-file": "^2.0.1",
+        "require-directory": "^2.1.1",
+        "require-main-filename": "^2.0.0",
+        "set-blocking": "^2.0.0",
+        "string-width": "^3.0.0",
+        "which-module": "^2.0.0",
+        "y18n": "^4.0.0",
+        "yargs-parser": "^13.1.2"
       },
       "dependencies": {
         "ansi-regex": {
@@ -2071,29 +1747,12 @@
           "integrity": "sha512-1apePfXM1UOSqw0o9IiFAovVz9M5S1Dg+4TrDwfMewQ6p/rmMueb7tWZjQ1rx4Loy1ArBggoqGpfqqdI4rondg==",
           "dev": true
         },
-        "cliui": {
-          "version": "5.0.0",
-          "resolved": "https://registry.npmjs.org/cliui/-/cliui-5.0.0.tgz",
-          "integrity": "sha512-PYeGSEmmHM6zvoef2w8TPzlrnNpXIjTipYK780YswmIP9vjxmd6Y2a3CB2Ks6/AU8NHjZugXvo8w3oWM2qnwXA==",
-          "dev": true,
-          "requires": {
-            "string-width": "^3.1.0",
-            "strip-ansi": "^5.2.0",
-            "wrap-ansi": "^5.1.0"
-          }
-        },
         "is-fullwidth-code-point": {
           "version": "2.0.0",
           "resolved": "https://registry.npmjs.org/is-fullwidth-code-point/-/is-fullwidth-code-point-2.0.0.tgz",
           "integrity": "sha1-o7MKXE8ZkYMWeqq5O+764937ZU8=",
           "dev": true
         },
-        "lodash": {
-          "version": "4.17.15",
-          "resolved": "https://registry.npmjs.org/lodash/-/lodash-4.17.15.tgz",
-          "integrity": "sha512-8xOcRHvCjnocdS5cpwXQXVzmmh5e5+saE2QGoeQmbKmRS6J3VQppPOIt0MnmE+4xlZoumy0GPG0D0MVIQbNA1A==",
-          "dev": true
-        },
         "string-width": {
           "version": "3.1.0",
           "resolved": "https://registry.npmjs.org/string-width/-/string-width-3.1.0.tgz",
@@ -2113,26 +1772,29 @@
           "requires": {
             "ansi-regex": "^4.1.0"
           }
-        },
-        "yargs": {
-          "version": "13.3.2",
-          "resolved": "https://registry.npmjs.org/yargs/-/yargs-13.3.2.tgz",
-          "integrity": "sha512-AX3Zw5iPruN5ie6xGRIDgqkT+ZhnRlZMLMHAs8tg7nRruy2Nb+i5o9bwghAogtM08q1dpr2LVoS8KSTMYpWXUw==",
-          "dev": true,
-          "requires": {
-            "cliui": "^5.0.0",
-            "find-up": "^3.0.0",
-            "get-caller-file": "^2.0.1",
-            "require-directory": "^2.1.1",
-            "require-main-filename": "^2.0.0",
-            "set-blocking": "^2.0.0",
-            "string-width": "^3.0.0",
-            "which-module": "^2.0.0",
-            "y18n": "^4.0.0",
-            "yargs-parser": "^13.1.2"
-          }
         }
       }
+    },
+    "yargs-parser": {
+      "version": "13.1.2",
+      "resolved": "https://registry.npmjs.org/yargs-parser/-/yargs-parser-13.1.2.tgz",
+      "integrity": "sha512-3lbsNRf/j+A4QuSZfDRA7HRSfWrzO0YjqTJd5kjAq37Zep1CEgaYmrH9Q3GwPiB9cHyd1Y1UwggGhJGoxipbzg==",
+      "dev": true,
+      "requires": {
+        "camelcase": "^5.0.0",
+        "decamelize": "^1.2.0"
+      }
+    },
+    "yargs-unparser": {
+      "version": "1.6.0",
+      "resolved": "https://registry.npmjs.org/yargs-unparser/-/yargs-unparser-1.6.0.tgz",
+      "integrity": "sha512-W9tKgmSn0DpSatfri0nx52Joq5hVXgeLiqR/5G0sZNDoLZFOr/xjBUDcShCOGNsBnEMNo1KAMBkTej1Hm62HTw==",
+      "dev": true,
+      "requires": {
+        "flat": "^4.1.0",
+        "lodash": "^4.17.15",
+        "yargs": "^13.3.0"
+      }
     }
   }
 }
diff --git a/package.json b/package.json
index 7f9a74f..fff39c9 100644
--- a/package.json
+++ b/package.json
@@ -10,19 +10,16 @@
     "node": "12.16.1"
   },
   "dependencies": {
-    "@randy.tarampi/lwip": "^1.1.0",
+    "@randy.tarampi/lwip": "^1.3.1",
     "canvas": "^2.6.1",
     "crc": "^3.8.0",
-    "ejs": "^3.0.1",
-    "mime": "^2.4.4",
+    "ejs": "^3.1.5",
+    "mime": "^2.4.6",
     "redis": "^3.0.2",
     "request": "^2.88.2",
     "toobusy-js": "^0.5.1"
   },
   "devDependencies": {
-    "coveralls": "^3.0.11",
-    "istanbul": "^0.4.5",
-    "mocha": "^7.1.1",
-    "mocha-lcov-reporter": "^1.3.0"
+    "mocha": "^7.2.0"
   }
 }
diff --git a/test/test.js b/test/test.js
index d59eda5..f4ae1fd 100644
--- a/test/test.js
+++ b/test/test.js
@@ -298,15 +298,15 @@ describe("Crafatar", function() {
     var server_tests = {
       "avatar with existing uuid": {
         url: "http://localhost:3000/avatars/853c80ef3c3749fdaa49938b674adae6?size=16",
-        crc32: [3337292777],
+        crc32: [4264176600],
       },
       "avatar with non-existent uuid": {
         url: "http://localhost:3000/avatars/00000000000000000000000000000000?size=16",
-        crc32: [2416827277, 1243826040],
+        crc32: [3348154329],
       },
       "avatar with non-existent uuid defaulting to mhf_alex": {
         url: "http://localhost:3000/avatars/00000000000000000000000000000000?size=16&default=mhf_alex",
-        crc32: [862751081, 809395677],
+        crc32: [73899130],
       },
       "avatar with non-existent uuid defaulting to uuid": {
         url: "http://localhost:3000/avatars/00000000000000000000000000000000?size=16&default=853c80ef3c3749fdaa49938b674adae6",
@@ -320,15 +320,15 @@ describe("Crafatar", function() {
       },
       "overlay avatar with existing uuid": {
         url: "http://localhost:3000/avatars/853c80ef3c3749fdaa49938b674adae6?size=16&overlay",
-        crc32: [1710265722],
+        crc32: [575355728],
       },
       "overlay avatar with non-existent uuid": {
         url: "http://localhost:3000/avatars/00000000000000000000000000000000?size=16&overlay",
-        crc32: [2416827277, 1243826040],
+        crc32: [3348154329],
       },
       "overlay avatar with non-existent uuid defaulting to mhf_alex": {
         url: "http://localhost:3000/avatars/00000000000000000000000000000000?size=16&overlay&default=mhf_alex",
-        crc32: [862751081, 809395677],
+        crc32: [73899130],
       },
       "overlay avatar with non-existent uuid defaulting to uuid": {
         url: "http://localhost:3000/avatars/00000000000000000000000000000000?size=16&default=853c80ef3c3749fdaa49938b674adae6",
@@ -342,7 +342,7 @@ describe("Crafatar", function() {
       },
       "cape with existing uuid": {
         url: "http://localhost:3000/capes/853c80ef3c3749fdaa49938b674adae6",
-        crc32: [2556702429],
+        crc32: [985789174],
       },
       "cape with non-existent uuid": {
         url: "http://localhost:3000/capes/00000000000000000000000000000000",
@@ -355,15 +355,15 @@ describe("Crafatar", function() {
       },
       "skin with existing uuid": {
         url: "http://localhost:3000/skins/853c80ef3c3749fdaa49938b674adae6",
-        crc32: [26500336],
+        crc32: [1759176487],
       },
       "skin with non-existent uuid": {
         url: "http://localhost:3000/skins/00000000000000000000000000000000",
-        crc32: [981937087],
+        crc32: [1853029228],
       },
       "skin with non-existent uuid defaulting to mhf_alex": {
         url: "http://localhost:3000/skins/00000000000000000000000000000000?default=mhf_alex",
-        crc32: [2298915739],
+        crc32: [427506205],
       },
       "skin with non-existent uuid defaulting to uuid": {
         url: "http://localhost:3000/skins/00000000000000000000000000000000?size=16&default=853c80ef3c3749fdaa49938b674adae6",
@@ -421,7 +421,7 @@ describe("Crafatar", function() {
       },
       "body render with existing uuid": {
         url: "http://localhost:3000/renders/body/853c80ef3c3749fdaa49938b674adae6?scale=2",
-        crc32: [2745192436],
+        crc32: [1144887125],
       },
       "body render with non-existent uuid": {
         url: "http://localhost:3000/renders/body/00000000000000000000000000000000?scale=2",
@@ -429,7 +429,7 @@ describe("Crafatar", function() {
       },
       "body render with non-existent uuid defaulting to mhf_alex": {
         url: "http://localhost:3000/renders/body/00000000000000000000000000000000?scale=2&default=mhf_alex",
-        crc32: [1255106465],
+        crc32: [4280894468],
       },
       "body render with non-existent uuid defaulting to uuid": {
         url: "http://localhost:3000/renders/body/00000000000000000000000000000000?scale=2&default=853c80ef3c3749fdaa49938b674adae6",
@@ -443,7 +443,7 @@ describe("Crafatar", function() {
       },
       "overlay body render with existing uuid": {
         url: "http://localhost:3000/renders/body/853c80ef3c3749fdaa49938b674adae6?scale=2&overlay",
-        crc32: [2441671793],
+        crc32: [1107696668],
       },
       "overlay body render with non-existent uuid": {
         url: "http://localhost:3000/renders/body/00000000000000000000000000000000?scale=2&overlay",
@@ -451,7 +451,7 @@ describe("Crafatar", function() {
       },
       "overlay body render with non-existent uuid defaulting to mhf_alex": {
         url: "http://localhost:3000/renders/body/00000000000000000000000000000000?scale=2&overlay&default=mhf_alex",
-        crc32: [1255106465],
+        crc32: [4280894468],
       },
       "overlay body render with non-existent uuid defaulting to url": {
         url: "http://localhost:3000/renders/body/00000000000000000000000000000000?scale=2&overlay&default=http%3A%2F%2Fexample.com%2FCaseSensitive",