diff --git a/package-lock.json b/package-lock.json
index ddb6533..f97d1ed 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -21427,31 +21427,41 @@
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     },
     "broccoli-uglify-sourcemap": {
-      "version": "2.2.0",
-      "resolved": "https://registry.npmjs.org/broccoli-uglify-sourcemap/-/broccoli-uglify-sourcemap-2.2.0.tgz",
-      "integrity": "sha1-L/STib3zQqVQw1lnULot3pWo99Q=",
+      "version": "3.2.0",
+      "resolved": "https://registry.npmjs.org/broccoli-uglify-sourcemap/-/broccoli-uglify-sourcemap-3.2.0.tgz",
+      "integrity": "sha512-kkkn8v7kXdWwnZNekq+3ILuTAGkZoaoEMUYCKoER5/uokuoyTjtdYLHaE7UxHkuPEuLfjvJYv21sCCePZ74/2g==",
       "dev": true,
       "requires": {
-        "async-promise-queue": "^1.0.4",
+        "async-promise-queue": "^1.0.5",
         "broccoli-plugin": "^1.2.1",
-        "debug": "^3.1.0",
-        "lodash.defaultsdeep": "^4.6.0",
-        "matcher-collection": "^1.0.5",
+        "debug": "^4.1.0",
+        "lodash.defaultsdeep": "^4.6.1",
+        "matcher-collection": "^2.0.0",
         "mkdirp": "^0.5.0",
         "source-map-url": "^0.4.0",
         "symlink-or-copy": "^1.0.1",
-        "terser": "^3.7.5",
-        "walk-sync": "^0.3.2",
-        "workerpool": "^2.3.0"
+        "terser": "^4.3.9",
+        "walk-sync": "^1.1.3",
+        "workerpool": "^5.0.1"
       },
       "dependencies": {
         "debug": {
-          "version": "3.2.6",
-          "resolved": "https://registry.npmjs.org/debug/-/debug-3.2.6.tgz",
-          "integrity": "sha512-mel+jf7nrtEl5Pn1Qx46zARXKDpBbvzezse7p7LqINmdoIk8PYP5SySaxEmYv6TZ0JyEKA1hsCId6DIhgITtWQ==",
+          "version": "4.3.3",
+          "resolved": "https://registry.npmjs.org/debug/-/debug-4.3.3.tgz",
+          "integrity": "sha512-/zxw5+vh1Tfv+4Qn7a5nsbcJKPaSvCDhojn6FEl9vupwK2VCSDtEiEtqr8DFtzYFOdz63LBkxec7DYuc2jon6Q==",
           "dev": true,
           "requires": {
-            "ms": "^2.1.1"
+            "ms": "2.1.2"
+          }
+        },
+        "matcher-collection": {
+          "version": "2.0.1",
+          "resolved": "https://registry.npmjs.org/matcher-collection/-/matcher-collection-2.0.1.tgz",
+          "integrity": "sha512-daE62nS2ZQsDg9raM0IlZzLmI2u+7ZapXBwdoeBUKAYERPDDIc0qNqA8E0Rp2D+gspKR7BgIFP52GeujaGXWeQ==",
+          "dev": true,
+          "requires": {
+            "@types/minimatch": "^3.0.3",
+            "minimatch": "^3.0.2"
           }
         },
         "ms": {
@@ -21460,14 +21470,33 @@
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           "dev": true
         },
-        "workerpool": {
-          "version": "2.3.3",
-          "resolved": "https://registry.npmjs.org/workerpool/-/workerpool-2.3.3.tgz",
-          "integrity": "sha512-L1ovlYHp6UObYqElXXpbd214GgbEKDED0d3sj7pRdFXjNkb2+un/AUcCkceHizO0IVI6SOGGncrcjozruCkRgA==",
+        "walk-sync": {
+          "version": "1.1.4",
+          "resolved": "https://registry.npmjs.org/walk-sync/-/walk-sync-1.1.4.tgz",
+          "integrity": "sha512-nowc9thB/Jg0KW4TgxoRjLLYRPvl3DB/98S89r4ZcJqq2B0alNcKDh6pzLkBSkPMzRSMsJghJHQi79qw0YWEkA==",
           "dev": true,
           "requires": {
-            "object-assign": "4.1.1"
+            "@types/minimatch": "^3.0.3",
+            "ensure-posix-path": "^1.1.0",
+            "matcher-collection": "^1.1.1"
+          },
+          "dependencies": {
+            "matcher-collection": {
+              "version": "1.1.2",
+              "resolved": "https://registry.npmjs.org/matcher-collection/-/matcher-collection-1.1.2.tgz",
+              "integrity": "sha512-YQ/teqaOIIfUHedRam08PB3NK7Mjct6BvzRnJmpGDm8uFXpNr1sbY4yuflI5JcEs6COpYA0FpRQhSDBf1tT95g==",
+              "dev": true,
+              "requires": {
+                "minimatch": "^3.0.2"
+              }
+            }
           }
+        },
+        "workerpool": {
+          "version": "5.0.4",
+          "resolved": "https://registry.npmjs.org/workerpool/-/workerpool-5.0.4.tgz",
+          "integrity": "sha512-Sywova24Ow2NQ24JPB68bI89EdqMDjUXo4OpofK/QMD7C2ZVMloYBgQ5J3PChcBJHj2vspsmGx1/3nBKXtUkXQ==",
+          "dev": true
         }
       }
     },
@@ -32754,12 +32783,12 @@
       }
     },
     "ember-cli-uglify": {
-      "version": "2.1.0",
-      "resolved": "https://registry.npmjs.org/ember-cli-uglify/-/ember-cli-uglify-2.1.0.tgz",
-      "integrity": "sha512-lDzdAUfhGx5AMBsgyR54ibENVp/LRQuHNWNaP2SDjkAXDyuYFgW0iXIAfGbxF6+nYaesJ9Tr9AKOfTPlwxZDSg==",
+      "version": "3.0.0",
+      "resolved": "https://registry.npmjs.org/ember-cli-uglify/-/ember-cli-uglify-3.0.0.tgz",
+      "integrity": "sha512-n3QxdBfAgBdb2Cnso82Kt/nxm3ppIjnYWM8uhOEhF1aYxNXfM7AJrc+yiqTCDUR61Db8aCpHfAMvChz3kyme7g==",
       "dev": true,
       "requires": {
-        "broccoli-uglify-sourcemap": "^2.1.1",
+        "broccoli-uglify-sourcemap": "^3.1.0",
         "lodash.defaultsdeep": "^4.6.0"
       }
     },
@@ -57126,14 +57155,14 @@
       }
     },
     "terser": {
-      "version": "3.17.0",
-      "resolved": "https://registry.npmjs.org/terser/-/terser-3.17.0.tgz",
-      "integrity": "sha512-/FQzzPJmCpjAH9Xvk2paiWrFq+5M6aVOf+2KRbwhByISDX/EujxsK+BAvrhb6H+2rtrLCHK9N01wO014vrIwVQ==",
+      "version": "4.8.0",
+      "resolved": "https://registry.npmjs.org/terser/-/terser-4.8.0.tgz",
+      "integrity": "sha512-EAPipTNeWsb/3wLPeup1tVPaXfIaU68xMnVdPafIL1TV05OhASArYyIfFvnvJCNrR2NIOvDVNNTFRa+Re2MWyw==",
       "dev": true,
       "requires": {
-        "commander": "^2.19.0",
+        "commander": "^2.20.0",
         "source-map": "~0.6.1",
-        "source-map-support": "~0.5.10"
+        "source-map-support": "~0.5.12"
       },
       "dependencies": {
         "source-map": {
@@ -57143,9 +57172,9 @@
           "dev": true
         },
         "source-map-support": {
-          "version": "0.5.13",
-          "resolved": "https://registry.npmjs.org/source-map-support/-/source-map-support-0.5.13.tgz",
-          "integrity": "sha512-SHSKFHadjVA5oR4PPqhtAVdcBWwRYVd6g6cAXnIbRiIwc2EhPrTuKUBdSLvlEKyIP3GCf89fltvcZiP9MMFA1w==",
+          "version": "0.5.21",
+          "resolved": "https://registry.npmjs.org/source-map-support/-/source-map-support-0.5.21.tgz",
+          "integrity": "sha512-uBHU3L3czsIyYXKX88fdrGovxdSCoTGDRZ6SYXtSRxLZUzHg5P/66Ht6uoUlHu9EZod+inXhKo3qQgwXUT/y1w==",
           "dev": true,
           "requires": {
             "buffer-from": "^1.0.0",
diff --git a/package.json b/package.json
index 8778951..088ef67 100644
--- a/package.json
+++ b/package.json
@@ -41,7 +41,7 @@
     "ember-cli-showdown": "^4.5.0",
     "ember-cli-sri": "^2.1.1",
     "ember-cli-template-lint": "^1.0.0",
-    "ember-cli-uglify": "^2.1.0",
+    "ember-cli-uglify": "^3.0.0",
     "ember-countdown": "^1.0.0",
     "ember-data": "^3.22.1",
     "ember-export-application-global": "^2.0.1",