diff --git a/package-lock.json b/package-lock.json
index bbd902d..23cfc93 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -1445,7 +1445,8 @@
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+      "integrity": "sha1-tf1UIgqivFq1eqtxQMlAdUUDwac=",
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@@ -1524,9 +1525,9 @@
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-      "resolved": "https://registry.npmjs.org/date-format/-/date-format-1.2.0.tgz",
-      "integrity": "sha1-YV6CjiM90aubua4JUODOzPpuytg="
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+      "resolved": "https://registry.npmjs.org/date-format/-/date-format-4.0.3.tgz",
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@@ -2437,6 +2438,11 @@
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+      "resolved": "https://registry.npmjs.org/flatted/-/flatted-3.2.4.tgz",
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       "resolved": "https://registry.npmjs.org/for-in/-/for-in-1.0.2.tgz",
@@ -3726,7 +3732,8 @@
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-      "integrity": "sha1-u5NdSFgsuhaMBoNJV6VKPgcSTxE="
+      "integrity": "sha1-u5NdSFgsuhaMBoNJV6VKPgcSTxE=",
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@@ -4561,29 +4568,29 @@
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-        "date-format": "^1.2.0",
-        "debug": "^3.1.0",
-        "rfdc": "^1.1.2",
-        "streamroller": "0.7.0"
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+      "resolved": "https://registry.npmjs.org/log4js/-/log4js-6.4.0.tgz",
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+        "debug": "^4.3.3",
+        "flatted": "^3.2.4",
+        "rfdc": "^1.3.0",
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-          "resolved": "https://registry.npmjs.org/circular-json/-/circular-json-0.5.5.tgz",
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-          "resolved": "https://registry.npmjs.org/debug/-/debug-3.1.0.tgz",
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+          "resolved": "https://registry.npmjs.org/debug/-/debug-4.3.3.tgz",
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-            "ms": "2.0.0"
+            "ms": "2.1.2"
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+        "ms": {
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+          "resolved": "https://registry.npmjs.org/ms/-/ms-2.1.2.tgz",
+          "integrity": "sha512-sGkPx+VjMtmA6MX27oA4FBFELFCZZ4S4XqeGOXCv68tT+jb3vk/RyaKWP0PTKyWtmLSM0b+adUTEvbs1PEaH2w=="
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@@ -5475,7 +5482,8 @@
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+      "integrity": "sha512-MtEC1TqN0EU5nephaJ4rAtThHtC86dNN9qCuEhtshvpVBkAW5ZO7BASN9REnF9eoXGcRub+pFuKEpOHE+HbEMw==",
+      "dev": true
     },
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@@ -5608,6 +5616,7 @@
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+      "dev": true,
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         "inherits": "~2.0.3",
@@ -5822,9 +5831,9 @@
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-      "resolved": "https://registry.npmjs.org/rfdc/-/rfdc-1.1.2.tgz",
-      "integrity": "sha512-92ktAgvZhBzYTIK0Mja9uen5q5J3NRVMoDkJL2VMwq6SXjVCgqvQeVP2XAaUY6HT+XpQYeLSjb3UoitBryKmdA=="
+      "version": "1.3.0",
+      "resolved": "https://registry.npmjs.org/rfdc/-/rfdc-1.3.0.tgz",
+      "integrity": "sha512-V2hovdzFbOi77/WajaSMXk2OLm+xNIeQdMMuB7icj7bk6zi2F8GGAxigcnDFpJHbNyNcgyJDiP+8nOrY5cZGrA=="
     },
     "rimraf": {
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@@ -6713,23 +6722,56 @@
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     "streamroller": {
-      "version": "0.7.0",
-      "resolved": "https://registry.npmjs.org/streamroller/-/streamroller-0.7.0.tgz",
-      "integrity": "sha512-WREzfy0r0zUqp3lGO096wRuUp7ho1X6uo/7DJfTlEi0Iv/4gT7YHqXDjKC2ioVGBZtE8QzsQD9nx1nIuoZ57jQ==",
+      "version": "3.0.2",
+      "resolved": "https://registry.npmjs.org/streamroller/-/streamroller-3.0.2.tgz",
+      "integrity": "sha512-ur6y5S5dopOaRXBuRIZ1u6GC5bcEXHRZKgfBjfCglMhmIf+roVCECjvkEYzNQOXIN2/JPnkMPW/8B3CZoKaEPA==",
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-        "date-format": "^1.2.0",
-        "debug": "^3.1.0",
-        "mkdirp": "^0.5.1",
-        "readable-stream": "^2.3.0"
+        "date-format": "^4.0.3",
+        "debug": "^4.1.1",
+        "fs-extra": "^10.0.0"
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       "dependencies": {
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-          "resolved": "https://registry.npmjs.org/debug/-/debug-3.1.0.tgz",
-          "integrity": "sha512-OX8XqP7/1a9cqkxYw2yXss15f26NKWBpDXQd0/uK/KPqdQhxbPa994hnzjcE2VqQpDslf55723cKPUOGSmMY3g==",
+          "version": "4.3.3",
+          "resolved": "https://registry.npmjs.org/debug/-/debug-4.3.3.tgz",
+          "integrity": "sha512-/zxw5+vh1Tfv+4Qn7a5nsbcJKPaSvCDhojn6FEl9vupwK2VCSDtEiEtqr8DFtzYFOdz63LBkxec7DYuc2jon6Q==",
           "requires": {
-            "ms": "2.0.0"
+            "ms": "2.1.2"
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+        },
+        "fs-extra": {
+          "version": "10.0.0",
+          "resolved": "https://registry.npmjs.org/fs-extra/-/fs-extra-10.0.0.tgz",
+          "integrity": "sha512-C5owb14u9eJwizKGdchcDUQeFtlSHHthBk8pbX9Vc1PFZrLombudjDnNns88aYslCyF6IY5SUw3Roz6xShcEIQ==",
+          "requires": {
+            "graceful-fs": "^4.2.0",
+            "jsonfile": "^6.0.1",
+            "universalify": "^2.0.0"
           }
+        },
+        "graceful-fs": {
+          "version": "4.2.9",
+          "resolved": "https://registry.npmjs.org/graceful-fs/-/graceful-fs-4.2.9.tgz",
+          "integrity": "sha512-NtNxqUcXgpW2iMrfqSfR73Glt39K+BLwWsPs94yR63v45T0Wbej7eRmL5cWfwEgqXnmjQp3zaJTshdRW/qC2ZQ=="
+        },
+        "jsonfile": {
+          "version": "6.1.0",
+          "resolved": "https://registry.npmjs.org/jsonfile/-/jsonfile-6.1.0.tgz",
+          "integrity": "sha512-5dgndWOriYSm5cnYaJNhalLNDKOqFwyDB/rr1E9ZsGciGvKPs8R2xYGCacuf3z6K1YKDz182fd+fY3cn3pMqXQ==",
+          "requires": {
+            "graceful-fs": "^4.1.6",
+            "universalify": "^2.0.0"
+          }
+        },
+        "ms": {
+          "version": "2.1.2",
+          "resolved": "https://registry.npmjs.org/ms/-/ms-2.1.2.tgz",
+          "integrity": "sha512-sGkPx+VjMtmA6MX27oA4FBFELFCZZ4S4XqeGOXCv68tT+jb3vk/RyaKWP0PTKyWtmLSM0b+adUTEvbs1PEaH2w=="
+        },
+        "universalify": {
+          "version": "2.0.0",
+          "resolved": "https://registry.npmjs.org/universalify/-/universalify-2.0.0.tgz",
+          "integrity": "sha512-hAZsKq7Yy11Zu1DE0OzWjw7nnLZmJZYTDZZyEFHZdUhV8FkH5MCfoU1XMaxXovpyW5nq5scPqq0ZDP9Zyl04oQ=="
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@@ -6756,6 +6798,7 @@
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       "resolved": "https://registry.npmjs.org/string_decoder/-/string_decoder-1.1.1.tgz",
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+      "dev": true,
       "requires": {
         "safe-buffer": "~5.1.0"
       }
@@ -7278,7 +7321,8 @@
     "util-deprecate": {
       "version": "1.0.2",
       "resolved": "https://registry.npmjs.org/util-deprecate/-/util-deprecate-1.0.2.tgz",
-      "integrity": "sha1-RQ1Nyfpw3nMnYvvS1KKJgUGaDM8="
+      "integrity": "sha1-RQ1Nyfpw3nMnYvvS1KKJgUGaDM8=",
+      "dev": true
     },
     "util.promisify": {
       "version": "1.0.0",
diff --git a/package.json b/package.json
index ba306db..a1c4497 100644
--- a/package.json
+++ b/package.json
@@ -43,7 +43,7 @@
     "escriba": "2.3.0",
     "express": "4.16.3",
     "joi": "13.6.0",
-    "log4js": "3.0.5",
+    "log4js": "6.4.0",
     "node-fetch": "2.2.0",
     "pg": "7.4.3",
     "ramda": "0.25.0",