diff --git a/package-lock.json b/package-lock.json
index f259c13..34edce1 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -633,12 +633,9 @@
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-      "resolved": "http://registry.npmjs.org/commander/-/commander-2.8.1.tgz",
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-      "requires": {
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+      "resolved": "http://registry.npmjs.org/commander/-/commander-2.20.3.tgz",
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@@ -712,9 +709,9 @@
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-      "resolved": "https://registry.npmjs.org/decompress/-/decompress-4.2.0.tgz",
-      "integrity": "sha1-eu3YVCflqS2s/lVnSnxQXpbQH50=",
+      "version": "4.2.1",
+      "resolved": "https://registry.npmjs.org/decompress/-/decompress-4.2.1.tgz",
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@@ -724,13 +721,6 @@
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-          "resolved": "http://registry.npmjs.org/pify/-/pify-2.3.0.tgz",
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@@ -785,13 +775,8 @@
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-          "resolved": "http://registry.npmjs.org/file-type/-/file-type-3.9.0.tgz",
+          "resolved": "https://registry.npmjs.org/file-type/-/file-type-3.9.0.tgz",
           "integrity": "sha1-JXoHg4TR24CHvESdEH1SpSZyuek="
-        },
-        "pify": {
-          "version": "2.3.0",
-          "resolved": "http://registry.npmjs.org/pify/-/pify-2.3.0.tgz",
-          "integrity": "sha1-7RQaasBDqEnqWISY59yosVMw6Qw="
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@@ -929,11 +914,6 @@
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-    "graceful-readlink": {
-      "version": "1.0.1",
-      "resolved": "https://registry.npmjs.org/graceful-readlink/-/graceful-readlink-1.0.1.tgz",
-      "integrity": "sha1-TK+tdrxi8C+gObL5Tpo906ORpyU="
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@@ -1125,6 +1105,13 @@
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       "requires": {
         "pify": "^3.0.0"
+      },
+      "dependencies": {
+        "pify": {
+          "version": "3.0.0",
+          "resolved": "https://registry.npmjs.org/pify/-/pify-3.0.0.tgz",
+          "integrity": "sha1-5aSs0sEB/fPZpNB/DbxNtJ3SgXY="
+        }
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@@ -1254,9 +1241,9 @@
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     "pify": {
-      "version": "3.0.0",
-      "resolved": "https://registry.npmjs.org/pify/-/pify-3.0.0.tgz",
-      "integrity": "sha1-5aSs0sEB/fPZpNB/DbxNtJ3SgXY="
+      "version": "2.3.0",
+      "resolved": "https://registry.npmjs.org/pify/-/pify-2.3.0.tgz",
+      "integrity": "sha1-7RQaasBDqEnqWISY59yosVMw6Qw="
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@@ -1394,11 +1381,11 @@
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     "seek-bzip": {
-      "version": "1.0.5",
-      "resolved": "https://registry.npmjs.org/seek-bzip/-/seek-bzip-1.0.5.tgz",
-      "integrity": "sha1-z+kXyz0nS8/6x5J1ivUxc+sfq9w=",
+      "version": "1.0.6",
+      "resolved": "https://registry.npmjs.org/seek-bzip/-/seek-bzip-1.0.6.tgz",
+      "integrity": "sha512-e1QtP3YL5tWww8uKaOCQ18UxIT2laNBXHjV/S2WYCiK4udiv8lkG89KRIoCjUagnAmCBurjF4zEVX2ByBbnCjQ==",
       "requires": {
-        "commander": "~2.8.1"
+        "commander": "^2.8.1"
       }
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@@ -1511,29 +1498,12 @@
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     },
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-      "resolved": "https://registry.npmjs.org/unbzip2-stream/-/unbzip2-stream-1.3.1.tgz",
-      "integrity": "sha512-fIZnvdjblYs7Cru/xC6tCPVhz7JkYcVQQkePwMLyQELzYTds2Xn8QefPVnvdVhhZqubxNA1cASXEH5wcK0Bucw==",
+      "version": "1.4.3",
+      "resolved": "https://registry.npmjs.org/unbzip2-stream/-/unbzip2-stream-1.4.3.tgz",
+      "integrity": "sha512-mlExGW4w71ebDJviH16lQLtZS32VKqsSfk80GCfUlwT/4/hNRFsoscrF/c++9xinkMzECL1uL9DDwXqFWkruPg==",
       "requires": {
-        "buffer": "^3.0.1",
-        "through": "^2.3.6"
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-          "version": "0.0.8",
-          "resolved": "https://registry.npmjs.org/base64-js/-/base64-js-0.0.8.tgz",
-          "integrity": "sha1-EQHpVE9KdrG8OybUUsqW16NeeXg="
-        },
-        "buffer": {
-          "version": "3.6.0",
-          "resolved": "http://registry.npmjs.org/buffer/-/buffer-3.6.0.tgz",
-          "integrity": "sha1-pyyTb3e5a/UvX357RnGAYoVR3vs=",
-          "requires": {
-            "base64-js": "0.0.8",
-            "ieee754": "^1.1.4",
-            "isarray": "^1.0.0"
-          }
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+        "buffer": "^5.2.1",
+        "through": "^2.3.8"
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     "uri-js": {
diff --git a/package.json b/package.json
index 9dc945a..1c54d80 100644
--- a/package.json
+++ b/package.json
@@ -25,7 +25,7 @@
     "@types/request-promise-native": "^1.0.15",
     "@types/sha256": "^0.2.0",
     "archiver": "^3.0.0",
-    "decompress": "^4.2.0",
+    "decompress": "^4.2.1",
     "jimp": "^0.9.8",
     "request": "^2.88.0",
     "request-promise-native": "^1.0.5",