diff --git a/package-lock.json b/package-lock.json
index 6f906db..a07472f 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -593,16 +593,16 @@
       }
     },
     "date-format": {
-      "version": "3.0.0",
-      "resolved": "https://registry.npmjs.org/date-format/-/date-format-3.0.0.tgz",
-      "integrity": "sha512-eyTcpKOcamdhWJXj56DpQMo1ylSQpcGtGKXcU0Tb97+K56/CF5amAqqqNj0+KvA0iw2ynxtHWFsPDSClCxe48w=="
+      "version": "4.0.13",
+      "resolved": "https://registry.npmjs.org/date-format/-/date-format-4.0.13.tgz",
+      "integrity": "sha512-bnYCwf8Emc3pTD8pXnre+wfnjGtfi5ncMDKy7+cWZXbmRAsdWkOQHrfC1yz/KiwP5thDp2kCHWYWKBX4HP1hoQ=="
     },
     "debug": {
-      "version": "4.1.1",
-      "resolved": "https://registry.npmjs.org/debug/-/debug-4.1.1.tgz",
-      "integrity": "sha512-pYAIzeRo8J6KPEaJ0VWOh5Pzkbw/RetuzehGM7QRRX5he4fPHx2rdKMB256ehJCkX+XRQm16eZLqLNS8RSZXZw==",
+      "version": "4.3.4",
+      "resolved": "https://registry.npmjs.org/debug/-/debug-4.3.4.tgz",
+      "integrity": "sha512-PRWFHuSU3eDtQJPvnNY7Jcket1j0t5OuOsFzPPzsekD52Zl8qUfFIPEiswXqIvHWGVHOgX+7G/vCNNhehwxfkQ==",
       "requires": {
-        "ms": "^2.1.1"
+        "ms": "2.1.2"
       }
     },
     "decompress-response": {
@@ -933,9 +933,9 @@
       }
     },
     "flatted": {
-      "version": "2.0.1",
-      "resolved": "https://registry.npmjs.org/flatted/-/flatted-2.0.1.tgz",
-      "integrity": "sha1-aeV8qo8OrLwoHS4stFjUb9tEngg="
+      "version": "3.2.7",
+      "resolved": "https://registry.npmjs.org/flatted/-/flatted-3.2.7.tgz",
+      "integrity": "sha512-5nqDSxl8nn5BSNxyR3n4I6eDmbolI6WT+QqR547RwxQapgjQBmtktdP+HTBb/a/zLsbzERTONyUB5pefh5TtjQ=="
     },
     "follow-redirects": {
       "version": "1.15.2",
@@ -975,13 +975,6 @@
         "graceful-fs": "^4.2.0",
         "jsonfile": "^4.0.0",
         "universalify": "^0.1.0"
-      },
-      "dependencies": {
-        "graceful-fs": {
-          "version": "4.2.3",
-          "resolved": "https://registry.npmjs.org/graceful-fs/-/graceful-fs-4.2.3.tgz",
-          "integrity": "sha512-a30VEBm4PEdx1dRB7MFK7BejejvCvBronbLjht+sHuGYj8PHs7M/5Z+rt5lw551vZ7yfTCj4Vuyy3mSJytDWRQ=="
-        }
       }
     },
     "fs-minipass": {
@@ -1057,10 +1050,9 @@
       }
     },
     "graceful-fs": {
-      "version": "4.1.15",
-      "resolved": "https://registry.npmjs.org/graceful-fs/-/graceful-fs-4.1.15.tgz",
-      "integrity": "sha512-6uHUhOPEBgQ24HM+r6b/QwWfZq+yiFcipKFrOFiBEnWdy5sdzYoi+pJeQaPI5qOLRFqWmAXUPQNsielzdLoecA==",
-      "optional": true
+      "version": "4.2.10",
+      "resolved": "https://registry.npmjs.org/graceful-fs/-/graceful-fs-4.2.10.tgz",
+      "integrity": "sha512-9ByhssR2fPVsNZj478qUUbKfmL0+t5BDVyjShtyZZLiK7ZDAArFFfopyOTj0M05wE2tJPisA4iTnnXl2YoPvOA=="
     },
     "har-schema": {
       "version": "2.0.0",
@@ -1228,7 +1220,7 @@
     "jsonfile": {
       "version": "4.0.0",
       "resolved": "https://registry.npmjs.org/jsonfile/-/jsonfile-4.0.0.tgz",
-      "integrity": "sha1-h3Gq4HmbZAdrdmQPygWPnBDjPss=",
+      "integrity": "sha512-m6F1R3z8jjlf2imQHS2Qez5sjKWQzbuuhuJ/FKYFRZvPE3PuHcSMVZzfsLhGVOkfd20obL5SWEBew5ShlquNxg==",
       "requires": {
         "graceful-fs": "^4.1.6"
       }
@@ -1275,15 +1267,15 @@
       "integrity": "sha512-v2kDEe57lecTulaDIuNTPy3Ry4gLGJ6Z1O3vE1krgXZNrsQ+LFTGHVxVjcXPs17LhbZVGedAJv8XZ1tvj5FvSg=="
     },
     "log4js": {
-      "version": "6.1.0",
-      "resolved": "https://registry.npmjs.org/log4js/-/log4js-6.1.0.tgz",
-      "integrity": "sha512-fSCHMYsMJbHwfNTuMlopVVcfkKwIRLh5mpNZGB2oBbnSmr3yUTo4tL4xGBA0/q29xowlu96eTXGghJFNhPXMnA==",
+      "version": "6.4.0",
+      "resolved": "https://registry.npmjs.org/log4js/-/log4js-6.4.0.tgz",
+      "integrity": "sha512-ysc/XUecZJuN8NoKOssk3V0cQ29xY4fra6fnigZa5VwxFsCsvdqsdnEuAxNN89LlHpbE4KUD3zGcn+kFqonSVQ==",
       "requires": {
-        "date-format": "^3.0.0",
-        "debug": "^4.1.1",
-        "flatted": "^2.0.1",
-        "rfdc": "^1.1.4",
-        "streamroller": "^2.2.3"
+        "date-format": "^4.0.3",
+        "debug": "^4.3.3",
+        "flatted": "^3.2.4",
+        "rfdc": "^1.3.0",
+        "streamroller": "^3.0.2"
       }
     },
     "lowercase-keys": {
@@ -1771,9 +1763,9 @@
       "integrity": "sha512-3qIzGhHlMHA6PoT6+cdPKZ+ZqtxkIvg8DZGKA5z6PQ33/uuhoJ+Ws/D/J9rXW6gXodgH8QYlz2UCl+sdUDmNIg=="
     },
     "rfdc": {
-      "version": "1.1.4",
-      "resolved": "https://registry.npmjs.org/rfdc/-/rfdc-1.1.4.tgz",
-      "integrity": "sha512-5C9HXdzK8EAqN7JDif30jqsBzavB7wLpaubisuQIGHWf2gUXSpzy6ArX/+Da8RjFpagWsCn+pIgxTMAmKw9Zug=="
+      "version": "1.3.0",
+      "resolved": "https://registry.npmjs.org/rfdc/-/rfdc-1.3.0.tgz",
+      "integrity": "sha512-V2hovdzFbOi77/WajaSMXk2OLm+xNIeQdMMuB7icj7bk6zi2F8GGAxigcnDFpJHbNyNcgyJDiP+8nOrY5cZGrA=="
     },
     "rimraf": {
       "version": "3.0.2",
@@ -1987,20 +1979,13 @@
       "integrity": "sha512-DQi1h8VEBA/lURbSwFtEHnSTb9s2/pwLEaFuNhXwy1Dx3Sa0lOuYT2yNUr4/j2fs8oCAMANtrZ5OrPZtyVs3MQ=="
     },
     "streamroller": {
-      "version": "2.2.3",
-      "resolved": "https://registry.npmjs.org/streamroller/-/streamroller-2.2.3.tgz",
-      "integrity": "sha1-uVyfrUTi6JAF0kIUFIaztJYsLSg=",
+      "version": "3.1.2",
+      "resolved": "https://registry.npmjs.org/streamroller/-/streamroller-3.1.2.tgz",
+      "integrity": "sha512-wZswqzbgGGsXYIrBYhOE0yP+nQ6XRk7xDcYwuQAGTYXdyAUmvgVFE0YU1g5pvQT0m7GBaQfYcSnlHbapuK0H0A==",
       "requires": {
-        "date-format": "^2.1.0",
-        "debug": "^4.1.1",
+        "date-format": "^4.0.13",
+        "debug": "^4.3.4",
         "fs-extra": "^8.1.0"
-      },
-      "dependencies": {
-        "date-format": {
-          "version": "2.1.0",
-          "resolved": "https://registry.npmjs.org/date-format/-/date-format-2.1.0.tgz",
-          "integrity": "sha1-MdW16iEc9f12TNOLr50DPffhJc8="
-        }
       }
     },
     "string-width": {
diff --git a/package.json b/package.json
index b8bc55d..c69d295 100644
--- a/package.json
+++ b/package.json
@@ -30,7 +30,7 @@
     "file": "0.2.x",
     "glob": "^7.1.6",
     "js-yaml": "^3.13.1",
-    "log4js": "^6.1.0",
+    "log4js": "^6.4.0",
     "mustache": "^3.0.1",
     "nconf": "^0.11.4",
     "optimist": "^0.6.0",