diff --git a/package-lock.json b/package-lock.json
index 1590706..bdcada5 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -852,6 +852,12 @@
                 "upath": "^1.1.1"
             }
         },
+        "chownr": {
+            "version": "1.1.1",
+            "resolved": "https://registry.npmjs.org/chownr/-/chownr-1.1.1.tgz",
+            "integrity": "sha512-j38EvO5+LHX84jlo6h4UzmOwi0UgW61WRyPtJz4qaadK5eY3BTS5TY/S1Stc3Uk2lIM6TPevAlULiEJwie860g==",
+            "dev": true
+        },
         "class-utils": {
             "version": "0.3.6",
             "resolved": "https://registry.npmjs.org/class-utils/-/class-utils-0.3.6.tgz",
@@ -1902,6 +1908,15 @@
                 "universalify": "^0.1.0"
             }
         },
+        "fs-minipass": {
+            "version": "1.2.6",
+            "resolved": "https://registry.npmjs.org/fs-minipass/-/fs-minipass-1.2.6.tgz",
+            "integrity": "sha512-crhvyXcMejjv3Z5d2Fa9sf5xLYVCF5O1c71QxbVnbLsmYMBEvDAftewesN/HhY03YRoA7zOMxjNGrF5svGaaeQ==",
+            "dev": true,
+            "requires": {
+                "minipass": "^2.2.1"
+            }
+        },
         "fs-mkdirp-stream": {
             "version": "1.0.0",
             "resolved": "https://registry.npmjs.org/fs-mkdirp-stream/-/fs-mkdirp-stream-1.0.0.tgz",
@@ -3876,6 +3891,33 @@
             "integrity": "sha1-o1AIsg9BOD7sH7kU9M1d95omQoQ=",
             "dev": true
         },
+        "minipass": {
+            "version": "2.3.5",
+            "resolved": "https://registry.npmjs.org/minipass/-/minipass-2.3.5.tgz",
+            "integrity": "sha512-Gi1W4k059gyRbyVUZQ4mEqLm0YIUiGYfvxhF6SIlk3ui1WVxMTGfGdQ2SInh3PDrRTVvPKgULkpJtT4RH10+VA==",
+            "dev": true,
+            "requires": {
+                "safe-buffer": "^5.1.2",
+                "yallist": "^3.0.0"
+            },
+            "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==",
+                    "dev": true
+                }
+            }
+        },
+        "minizlib": {
+            "version": "1.2.1",
+            "resolved": "https://registry.npmjs.org/minizlib/-/minizlib-1.2.1.tgz",
+            "integrity": "sha512-7+4oTUOWKg7AuL3vloEWekXY2/D20cevzsrNT2kGWm+39J9hGTCBv8VI5Pm5lXZ/o3/mdR4f8rflAPhnQb8mPA==",
+            "dev": true,
+            "requires": {
+                "minipass": "^2.2.1"
+            }
+        },
         "mitt": {
             "version": "1.1.3",
             "resolved": "https://registry.npmjs.org/mitt/-/mitt-1.1.3.tgz",
@@ -3995,6 +4037,17 @@
                     "resolved": "http://registry.npmjs.org/semver/-/semver-5.3.0.tgz",
                     "integrity": "sha1-myzl094C0XxgEq0yaqa00M9U+U8=",
                     "dev": true
+                },
+                "tar": {
+                    "version": "2.2.2",
+                    "resolved": "https://registry.npmjs.org/tar/-/tar-2.2.2.tgz",
+                    "integrity": "sha512-FCEhQ/4rE1zYv9rYXJw/msRqsnmlje5jHP6huWeBZ704jUTy02c5AZyWujpMR1ax6mVw9NyJMfuK2CMDWVIfgA==",
+                    "dev": true,
+                    "requires": {
+                        "block-stream": "*",
+                        "fstream": "^1.0.12",
+                        "inherits": "2"
+                    }
                 }
             }
         },
@@ -5635,14 +5688,26 @@
             "dev": true
         },
         "tar": {
-            "version": "2.2.2",
-            "resolved": "https://registry.npmjs.org/tar/-/tar-2.2.2.tgz",
-            "integrity": "sha512-FCEhQ/4rE1zYv9rYXJw/msRqsnmlje5jHP6huWeBZ704jUTy02c5AZyWujpMR1ax6mVw9NyJMfuK2CMDWVIfgA==",
+            "version": "4.4.8",
+            "resolved": "https://registry.npmjs.org/tar/-/tar-4.4.8.tgz",
+            "integrity": "sha512-LzHF64s5chPQQS0IYBn9IN5h3i98c12bo4NCO7e0sGM2llXQ3p2FGC5sdENN4cTW48O915Sh+x+EXx7XW96xYQ==",
             "dev": true,
             "requires": {
-                "block-stream": "*",
-                "fstream": "^1.0.12",
-                "inherits": "2"
+                "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==",
+                    "dev": true
+                }
             }
         },
         "tfunk": {
diff --git a/package.json b/package.json
index 256bfcd..1558741 100644
--- a/package.json
+++ b/package.json
@@ -45,6 +45,7 @@
         "gulp-rename": "1.4.0",
         "gulp-sass": "4.0.2",
         "gulp-uglify": "3.0.2",
-        "merge-stream": "^1.0.1"
+        "merge-stream": "^1.0.1",
+        "tar": "4.4.8"
     }
 }