diff --git a/package-lock.json b/package-lock.json
index 44f9a12c98c..f55c79406ae 100644
--- a/package-lock.json
+++ b/package-lock.json
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@@ -681,6 +695,11 @@
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@@ -871,6 +926,11 @@
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@@ -2574,6 +2654,14 @@
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@@ -7930,6 +8050,14 @@
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@@ -10323,6 +10550,11 @@
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-          "integrity": "sha1-jk0qJWwOIYXGsYrWlK7JaLg8sdE=",
+        "tunnel-agent": {
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+          "resolved": "https://registry.npmjs.org/tunnel-agent/-/tunnel-agent-0.6.0.tgz",
+          "integrity": "sha1-J6XeoGs2sEoKmWZ3SykIaPD8QP0=",
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-              "resolved": "https://registry.npmjs.org/fstream/-/fstream-1.0.11.tgz",
-              "integrity": "sha1-XB+x8RdHcRTwYyoOtLcbPLD9MXE=",
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-                "inherits": "~2.0.0",
-                "mkdirp": ">=0.5 0",
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-                  "integrity": "sha1-Dovf5NHduIVNZOBOp8AOKgJuVlg="
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-              "resolved": "https://registry.npmjs.org/inherits/-/inherits-2.0.3.tgz",
-              "integrity": "sha1-Yzwsg+PaQqUC9SRmAiSA9CCCYd4="
-            }
+            "safe-buffer": "^5.0.1"
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@@ -10477,6 +10616,21 @@
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       "integrity": "sha1-tf3AjxKH6hF4Yo5BXiUTK3NkbG0="
     },
+    "simple-concat": {
+      "version": "1.0.0",
+      "resolved": "https://registry.npmjs.org/simple-concat/-/simple-concat-1.0.0.tgz",
+      "integrity": "sha1-c0TLuLbib7J9ZrL8hvn21Zl1IcY="
+    },
+    "simple-get": {
+      "version": "2.8.1",
+      "resolved": "https://registry.npmjs.org/simple-get/-/simple-get-2.8.1.tgz",
+      "integrity": "sha512-lSSHRSw3mQNUGPAYRqo7xy9dhKmxFXIjLjp4KHpf99GEH2VH7C3AM+Qfx6du6jhfUi6Vm7XnbEVEf7Wb6N8jRw==",
+      "requires": {
+        "decompress-response": "^3.3.0",
+        "once": "^1.3.1",
+        "simple-concat": "^1.0.0"
+      }
+    },
     "simple-git": {
       "version": "1.102.0",
       "resolved": "https://registry.npmjs.org/simple-git/-/simple-git-1.102.0.tgz",
@@ -10500,6 +10654,21 @@
         }
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     },
+    "simple-swizzle": {
+      "version": "0.2.2",
+      "resolved": "https://registry.npmjs.org/simple-swizzle/-/simple-swizzle-0.2.2.tgz",
+      "integrity": "sha1-pNprY1/8zMoz9w0Xy5JZLeleVXo=",
+      "requires": {
+        "is-arrayish": "^0.3.1"
+      },
+      "dependencies": {
+        "is-arrayish": {
+          "version": "0.3.2",
+          "resolved": "https://registry.npmjs.org/is-arrayish/-/is-arrayish-0.3.2.tgz",
+          "integrity": "sha512-eVRqCvVlZbuw3GrM63ovNSNAeA1K16kaR/LRY/92w0zxQ5/1YzwblUX652i4Xs9RwAGjW9d9y6X88t8OaAJfWQ=="
+        }
+      }
+    },
     "smart-buffer": {
       "version": "4.0.1",
       "resolved": "https://registry.npmjs.org/smart-buffer/-/smart-buffer-4.0.1.tgz",
@@ -10616,6 +10785,16 @@
       "resolved": "https://registry.npmjs.org/strict-uri-encode/-/strict-uri-encode-1.1.0.tgz",
       "integrity": "sha1-J5siXfHVgrH1TmWt3UNS4Y+qBxM="
     },
+    "string-width": {
+      "version": "1.0.2",
+      "resolved": "https://registry.npmjs.org/string-width/-/string-width-1.0.2.tgz",
+      "integrity": "sha1-EYvfW4zcUaKn5w0hHgfisLmxB9M=",
+      "requires": {
+        "code-point-at": "^1.0.0",
+        "is-fullwidth-code-point": "^1.0.0",
+        "strip-ansi": "^3.0.0"
+      }
+    },
     "string_decoder": {
       "version": "1.1.1",
       "resolved": "https://registry.npmjs.org/string_decoder/-/string_decoder-1.1.1.tgz",
@@ -10716,6 +10895,49 @@
       "resolved": "https://registry.npmjs.org/supports-color/-/supports-color-2.0.0.tgz",
       "integrity": "sha1-U10EXOa2Nj+kARcIRimZXp3zJMc="
     },
+    "tar": {
+      "version": "4.4.8",
+      "resolved": "https://registry.npmjs.org/tar/-/tar-4.4.8.tgz",
+      "integrity": "sha512-LzHF64s5chPQQS0IYBn9IN5h3i98c12bo4NCO7e0sGM2llXQ3p2FGC5sdENN4cTW48O915Sh+x+EXx7XW96xYQ==",
+      "requires": {
+        "chownr": "^1.1.1",
+        "fs-minipass": "^1.2.5",
+        "minipass": "^2.3.4",
+        "minizlib": "^1.1.1",
+        "mkdirp": "^0.5.0",
+        "safe-buffer": "^5.1.2",
+        "yallist": "^3.0.2"
+      },
+      "dependencies": {
+        "yallist": {
+          "version": "3.0.3",
+          "resolved": "https://registry.npmjs.org/yallist/-/yallist-3.0.3.tgz",
+          "integrity": "sha512-S+Zk8DEWE6oKpV+vI3qWkaK+jSbIK86pCwe2IF/xwIpQ8jEuxpw9NyaGjmp9+BoJv5FV2piqCDcoCtStppiq2A=="
+        }
+      }
+    },
+    "tar-fs": {
+      "version": "1.16.3",
+      "resolved": "https://registry.npmjs.org/tar-fs/-/tar-fs-1.16.3.tgz",
+      "integrity": "sha512-NvCeXpYx7OsmOh8zIOP/ebG55zZmxLE0etfWRbWok+q2Qo8x/vOR/IJT1taADXPe+jsiu9axDb3X4B+iIgNlKw==",
+      "requires": {
+        "chownr": "^1.0.1",
+        "mkdirp": "^0.5.1",
+        "pump": "^1.0.0",
+        "tar-stream": "^1.1.2"
+      },
+      "dependencies": {
+        "pump": {
+          "version": "1.0.3",
+          "resolved": "https://registry.npmjs.org/pump/-/pump-1.0.3.tgz",
+          "integrity": "sha512-8k0JupWme55+9tCVE+FS5ULT3K6AbgqrGa58lTT49RpyfwwcGedHqaC5LlQNdEAumn/wFsu6aPwkuPMioy8kqw==",
+          "requires": {
+            "end-of-stream": "^1.1.0",
+            "once": "^1.3.1"
+          }
+        }
+      }
+    },
     "tar-stream": {
       "version": "1.6.1",
       "resolved": "https://registry.npmjs.org/tar-stream/-/tar-stream-1.6.1.tgz",
@@ -11423,6 +11645,19 @@
         "isexe": "^2.0.0"
       }
     },
+    "which-pm-runs": {
+      "version": "1.0.0",
+      "resolved": "https://registry.npmjs.org/which-pm-runs/-/which-pm-runs-1.0.0.tgz",
+      "integrity": "sha1-Zws6+8VS4LVd9rd4DKdGFfI60cs="
+    },
+    "wide-align": {
+      "version": "1.1.3",
+      "resolved": "https://registry.npmjs.org/wide-align/-/wide-align-1.1.3.tgz",
+      "integrity": "sha512-QGkOQc8XL6Bt5PwnsExKBPuMKBxnGxWWW3fU55Xt4feHozMUhdUMaBCk290qpm/wG5u/RSKzwdAC4i51YigihA==",
+      "requires": {
+        "string-width": "^1.0.2 || 2"
+      }
+    },
     "with-callback": {
       "version": "1.0.2",
       "resolved": "https://registry.npmjs.org/with-callback/-/with-callback-1.0.2.tgz",
diff --git a/package.json b/package.json
index c0c2fcb0230..9b8d3fc0f48 100644
--- a/package.json
+++ b/package.json
@@ -62,7 +62,7 @@
     "remarkable": "^1.6.0",
     "request": "^2.72.0",
     "rimraf": "^2.2.8",
-    "sharp": "^0.15.0",
+    "sharp": "^0.20.0",
     "simple-git": "^1.102.0",
     "stripe": "^2.9.0",
     "transliteration": "^0.1.1",