diff --git a/gulpfile.babel.js b/gulpfile.babel.js
index e04ce73..39ebf70 100644
--- a/gulpfile.babel.js
+++ b/gulpfile.babel.js
@@ -6,7 +6,7 @@ import watch from 'gulp-watch'
 import filter from 'gulp-filter'
 import change from 'gulp-change'
 import rename from 'gulp-rename'
-import banner from 'gulp-banner'
+import header from 'gulp-header'
 import chmod from 'gulp-chmod'
 import PluginError from 'plugin-error'
 import log from 'fancy-log'
@@ -137,7 +137,7 @@ gulp.task('fontawesome', () => {
 gulp.task('binaries', gulp.series('version', function binariesTask () {
   return gulp.src(['build/fimfic2epub.js'])
     .pipe(rename({ extname: '' }))
-    .pipe(banner('#!/usr/bin/env node\n// fimfic2epub ' + packageVersion + '\n'))
+    .pipe(header('#!/usr/bin/env node\n// fimfic2epub ' + packageVersion + '\n'))
     .pipe(chmod(0o777))
     .pipe(gulp.dest('bin/'))
 }))
diff --git a/package-lock.json b/package-lock.json
index ff26eaf..c768d69 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -1346,12 +1346,6 @@
       "integrity": "sha1-45sJrqne+Gao8gbiiK9jkZuuOcQ=",
       "dev": true
     },
-    "array-differ": {
-      "version": "1.0.0",
-      "resolved": "https://registry.npmjs.org/array-differ/-/array-differ-1.0.0.tgz",
-      "integrity": "sha1-7/UuN1gknTO+QCuLuOVkuytdQDE=",
-      "dev": true
-    },
     "array-each": {
       "version": "1.0.1",
       "resolved": "https://registry.npmjs.org/array-each/-/array-each-1.0.1.tgz",
@@ -1434,12 +1428,6 @@
       "integrity": "sha512-HGyxoOTYUyCM6stUe6EJgnd4EoewAI7zMdfqO+kGjnlZmBDz/cR5pf8r/cR4Wq60sL/p0IkcjUEEPwS3GFrIyw==",
       "dev": true
     },
-    "array-uniq": {
-      "version": "1.0.3",
-      "resolved": "https://registry.npmjs.org/array-uniq/-/array-uniq-1.0.3.tgz",
-      "integrity": "sha1-r2rId6Jcx/dOBYiUdThY39sk/bY=",
-      "dev": true
-    },
     "array-unique": {
       "version": "0.3.2",
       "resolved": "https://registry.npmjs.org/array-unique/-/array-unique-0.3.2.tgz",
@@ -1686,12 +1674,6 @@
         "tweetnacl": "^0.14.3"
       }
     },
-    "beeper": {
-      "version": "1.1.1",
-      "resolved": "https://registry.npmjs.org/beeper/-/beeper-1.1.1.tgz",
-      "integrity": "sha1-5tXqjF2tABMEpwsiY4RH9pyy+Ak=",
-      "dev": true
-    },
     "big.js": {
       "version": "5.2.2",
       "resolved": "https://registry.npmjs.org/big.js/-/big.js-5.2.2.tgz",
@@ -2303,6 +2285,23 @@
         "typedarray": "^0.0.6"
       }
     },
+    "concat-with-sourcemaps": {
+      "version": "1.1.0",
+      "resolved": "https://registry.npmjs.org/concat-with-sourcemaps/-/concat-with-sourcemaps-1.1.0.tgz",
+      "integrity": "sha512-4gEjHJFT9e+2W/77h/DS5SGUgwDaOwprX8L/gl5+3ixnzkVJJsZWDSelmN3Oilw3LNDZjZV0yqH1hLG3k6nghg==",
+      "dev": true,
+      "requires": {
+        "source-map": "^0.6.1"
+      },
+      "dependencies": {
+        "source-map": {
+          "version": "0.6.1",
+          "resolved": "https://registry.npmjs.org/source-map/-/source-map-0.6.1.tgz",
+          "integrity": "sha512-UjgapumWlbMhkBgzT7Ykc5YXUT46F0iKu8SGXq0bcwP5dz/h0Plj6enJqjz1Zbq2l5WaqYnrVbwWOWMyF3F47g==",
+          "dev": true
+        }
+      }
+    },
     "config-chain": {
       "version": "1.1.12",
       "resolved": "https://registry.npmjs.org/config-chain/-/config-chain-1.1.12.tgz",
@@ -2538,12 +2537,6 @@
       "integrity": "sha1-6vQ5/U1ISK105cx9vvIAZyueNFs=",
       "dev": true
     },
-    "dateformat": {
-      "version": "2.2.0",
-      "resolved": "https://registry.npmjs.org/dateformat/-/dateformat-2.2.0.tgz",
-      "integrity": "sha1-QGXiATz5+5Ft39gu+1Bq1MZ2kGI=",
-      "dev": true
-    },
     "debug": {
       "version": "3.2.6",
       "resolved": "https://registry.npmjs.org/debug/-/debug-3.2.6.tgz",
@@ -2844,41 +2837,6 @@
       "integrity": "sha1-rOb/gIwc5mtX0ev5eXessCM0z8E=",
       "dev": true
     },
-    "duplexer2": {
-      "version": "0.0.2",
-      "resolved": "https://registry.npmjs.org/duplexer2/-/duplexer2-0.0.2.tgz",
-      "integrity": "sha1-xhTc9n4vsUmVqRcR5aYX6KYKMds=",
-      "dev": true,
-      "requires": {
-        "readable-stream": "~1.1.9"
-      },
-      "dependencies": {
-        "isarray": {
-          "version": "0.0.1",
-          "resolved": "https://registry.npmjs.org/isarray/-/isarray-0.0.1.tgz",
-          "integrity": "sha1-ihis/Kmo9Bd+Cav8YDiTmwXR7t8=",
-          "dev": true
-        },
-        "readable-stream": {
-          "version": "1.1.14",
-          "resolved": "https://registry.npmjs.org/readable-stream/-/readable-stream-1.1.14.tgz",
-          "integrity": "sha1-fPTFTvZI44EwhMY23SB54WbAgdk=",
-          "dev": true,
-          "requires": {
-            "core-util-is": "~1.0.0",
-            "inherits": "~2.0.1",
-            "isarray": "0.0.1",
-            "string_decoder": "~0.10.x"
-          }
-        },
-        "string_decoder": {
-          "version": "0.10.31",
-          "resolved": "https://registry.npmjs.org/string_decoder/-/string_decoder-0.10.31.tgz",
-          "integrity": "sha1-YuIDvEF2bGwoyfyEMB2rHFMQ+pQ=",
-          "dev": true
-        }
-      }
-    },
     "duplexify": {
       "version": "3.7.1",
       "resolved": "https://registry.npmjs.org/duplexify/-/duplexify-3.7.1.tgz",
@@ -5146,17 +5104,6 @@
         }
       }
     },
-    "gulp-banner": {
-      "version": "0.1.3",
-      "resolved": "https://registry.npmjs.org/gulp-banner/-/gulp-banner-0.1.3.tgz",
-      "integrity": "sha1-AgijFJg/3IUclemUSwp88wVHn6M=",
-      "dev": true,
-      "requires": {
-        "gulp-util": "~3.0.7",
-        "through2": "~2.0.0",
-        "underscore.template": "~0.1.2"
-      }
-    },
     "gulp-change": {
       "version": "1.0.2",
       "resolved": "https://registry.npmjs.org/gulp-change/-/gulp-change-1.0.2.tgz",
@@ -5199,6 +5146,18 @@
         "streamfilter": "^3.0.0"
       }
     },
+    "gulp-header": {
+      "version": "2.0.9",
+      "resolved": "https://registry.npmjs.org/gulp-header/-/gulp-header-2.0.9.tgz",
+      "integrity": "sha512-LMGiBx+qH8giwrOuuZXSGvswcIUh0OiioNkUpLhNyvaC6/Ga8X6cfAeme2L5PqsbXMhL8o8b/OmVqIQdxprhcQ==",
+      "dev": true,
+      "requires": {
+        "concat-with-sourcemaps": "^1.1.0",
+        "lodash.template": "^4.5.0",
+        "map-stream": "0.0.7",
+        "through2": "^2.0.0"
+      }
+    },
     "gulp-json-editor": {
       "version": "2.5.3",
       "resolved": "https://registry.npmjs.org/gulp-json-editor/-/gulp-json-editor-2.5.3.tgz",
@@ -5255,106 +5214,6 @@
         }
       }
     },
-    "gulp-util": {
-      "version": "3.0.8",
-      "resolved": "https://registry.npmjs.org/gulp-util/-/gulp-util-3.0.8.tgz",
-      "integrity": "sha1-AFTh50RQLifATBh8PsxQXdVLu08=",
-      "dev": true,
-      "requires": {
-        "array-differ": "^1.0.0",
-        "array-uniq": "^1.0.2",
-        "beeper": "^1.0.0",
-        "chalk": "^1.0.0",
-        "dateformat": "^2.0.0",
-        "fancy-log": "^1.1.0",
-        "gulplog": "^1.0.0",
-        "has-gulplog": "^0.1.0",
-        "lodash._reescape": "^3.0.0",
-        "lodash._reevaluate": "^3.0.0",
-        "lodash._reinterpolate": "^3.0.0",
-        "lodash.template": "^3.0.0",
-        "minimist": "^1.1.0",
-        "multipipe": "^0.1.2",
-        "object-assign": "^3.0.0",
-        "replace-ext": "0.0.1",
-        "through2": "^2.0.0",
-        "vinyl": "^0.5.0"
-      },
-      "dependencies": {
-        "ansi-styles": {
-          "version": "2.2.1",
-          "resolved": "https://registry.npmjs.org/ansi-styles/-/ansi-styles-2.2.1.tgz",
-          "integrity": "sha1-tDLdM1i2NM914eRmQ2gkBTPB3b4=",
-          "dev": true
-        },
-        "chalk": {
-          "version": "1.1.3",
-          "resolved": "https://registry.npmjs.org/chalk/-/chalk-1.1.3.tgz",
-          "integrity": "sha1-qBFcVeSnAv5NFQq9OHKCKn4J/Jg=",
-          "dev": true,
-          "requires": {
-            "ansi-styles": "^2.2.1",
-            "escape-string-regexp": "^1.0.2",
-            "has-ansi": "^2.0.0",
-            "strip-ansi": "^3.0.0",
-            "supports-color": "^2.0.0"
-          }
-        },
-        "clone": {
-          "version": "1.0.4",
-          "resolved": "https://registry.npmjs.org/clone/-/clone-1.0.4.tgz",
-          "integrity": "sha1-2jCcwmPfFZlMaIypAheco8fNfH4=",
-          "dev": true
-        },
-        "clone-stats": {
-          "version": "0.0.1",
-          "resolved": "https://registry.npmjs.org/clone-stats/-/clone-stats-0.0.1.tgz",
-          "integrity": "sha1-uI+UqCzzi4eR1YBG6kAprYjKmdE=",
-          "dev": true
-        },
-        "escape-string-regexp": {
-          "version": "1.0.5",
-          "resolved": "https://registry.npmjs.org/escape-string-regexp/-/escape-string-regexp-1.0.5.tgz",
-          "integrity": "sha1-G2HAViGQqN/2rjuyzwIAyhMLhtQ=",
-          "dev": true
-        },
-        "minimist": {
-          "version": "1.2.0",
-          "resolved": "https://registry.npmjs.org/minimist/-/minimist-1.2.0.tgz",
-          "integrity": "sha1-o1AIsg9BOD7sH7kU9M1d95omQoQ=",
-          "dev": true
-        },
-        "object-assign": {
-          "version": "3.0.0",
-          "resolved": "https://registry.npmjs.org/object-assign/-/object-assign-3.0.0.tgz",
-          "integrity": "sha1-m+3VygiXlJvKR+f/QIBi1Un1h/I=",
-          "dev": true
-        },
-        "replace-ext": {
-          "version": "0.0.1",
-          "resolved": "https://registry.npmjs.org/replace-ext/-/replace-ext-0.0.1.tgz",
-          "integrity": "sha1-KbvZIHinOfC8zitO5B6DeVNSKSQ=",
-          "dev": true
-        },
-        "supports-color": {
-          "version": "2.0.0",
-          "resolved": "https://registry.npmjs.org/supports-color/-/supports-color-2.0.0.tgz",
-          "integrity": "sha1-U10EXOa2Nj+kARcIRimZXp3zJMc=",
-          "dev": true
-        },
-        "vinyl": {
-          "version": "0.5.3",
-          "resolved": "https://registry.npmjs.org/vinyl/-/vinyl-0.5.3.tgz",
-          "integrity": "sha1-sEVbOPxeDPMNQyUTLkYZcMIJHN4=",
-          "dev": true,
-          "requires": {
-            "clone": "^1.0.0",
-            "clone-stats": "^0.0.1",
-            "replace-ext": "0.0.1"
-          }
-        }
-      }
-    },
     "gulp-watch": {
       "version": "5.0.1",
       "resolved": "https://registry.npmjs.org/gulp-watch/-/gulp-watch-5.0.1.tgz",
@@ -5576,30 +5435,12 @@
         "function-bind": "^1.1.1"
       }
     },
-    "has-ansi": {
-      "version": "2.0.0",
-      "resolved": "https://registry.npmjs.org/has-ansi/-/has-ansi-2.0.0.tgz",
-      "integrity": "sha1-NPUEnOHs3ysGSa8+8k5F7TVBbZE=",
-      "dev": true,
-      "requires": {
-        "ansi-regex": "^2.0.0"
-      }
-    },
     "has-flag": {
       "version": "3.0.0",
       "resolved": "https://registry.npmjs.org/has-flag/-/has-flag-3.0.0.tgz",
       "integrity": "sha1-tdRU3CGZriJWmfNGfloH87lVuv0=",
       "dev": true
     },
-    "has-gulplog": {
-      "version": "0.1.0",
-      "resolved": "https://registry.npmjs.org/has-gulplog/-/has-gulplog-0.1.0.tgz",
-      "integrity": "sha1-ZBTIKRNpfaUVkDl9r7EvIpZ4Ec4=",
-      "dev": true,
-      "requires": {
-        "sparkles": "^1.0.0"
-      }
-    },
     "has-symbols": {
       "version": "1.0.0",
       "resolved": "https://registry.npmjs.org/has-symbols/-/has-symbols-1.0.0.tgz",
@@ -6563,129 +6404,35 @@
       "resolved": "https://registry.npmjs.org/lodash/-/lodash-4.17.15.tgz",
       "integrity": "sha512-8xOcRHvCjnocdS5cpwXQXVzmmh5e5+saE2QGoeQmbKmRS6J3VQppPOIt0MnmE+4xlZoumy0GPG0D0MVIQbNA1A=="
     },
-    "lodash._basecopy": {
-      "version": "3.0.1",
-      "resolved": "https://registry.npmjs.org/lodash._basecopy/-/lodash._basecopy-3.0.1.tgz",
-      "integrity": "sha1-jaDmqHbPNEwK2KVIghEd08XHyjY=",
-      "dev": true
-    },
-    "lodash._basetostring": {
-      "version": "3.0.1",
-      "resolved": "https://registry.npmjs.org/lodash._basetostring/-/lodash._basetostring-3.0.1.tgz",
-      "integrity": "sha1-0YYdh3+CSlL2aYMtyvPuFVZqB9U=",
-      "dev": true
-    },
-    "lodash._basevalues": {
-      "version": "3.0.0",
-      "resolved": "https://registry.npmjs.org/lodash._basevalues/-/lodash._basevalues-3.0.0.tgz",
-      "integrity": "sha1-W3dXYoAr3j0yl1A+JjAIIP32Ybc=",
-      "dev": true
-    },
-    "lodash._getnative": {
-      "version": "3.9.1",
-      "resolved": "https://registry.npmjs.org/lodash._getnative/-/lodash._getnative-3.9.1.tgz",
-      "integrity": "sha1-VwvH3t5G1hzc3mh9ZdPuy6o6r/U=",
-      "dev": true
-    },
-    "lodash._isiterateecall": {
-      "version": "3.0.9",
-      "resolved": "https://registry.npmjs.org/lodash._isiterateecall/-/lodash._isiterateecall-3.0.9.tgz",
-      "integrity": "sha1-UgOte6Ql+uhCRg5pbbnPPmqsBXw=",
-      "dev": true
-    },
-    "lodash._reescape": {
-      "version": "3.0.0",
-      "resolved": "https://registry.npmjs.org/lodash._reescape/-/lodash._reescape-3.0.0.tgz",
-      "integrity": "sha1-Kx1vXf4HyKNVdT5fJ/rH8c3hYWo=",
-      "dev": true
-    },
-    "lodash._reevaluate": {
-      "version": "3.0.0",
-      "resolved": "https://registry.npmjs.org/lodash._reevaluate/-/lodash._reevaluate-3.0.0.tgz",
-      "integrity": "sha1-WLx0xAZklTrgsSTYBpltrKQx4u0=",
-      "dev": true
-    },
     "lodash._reinterpolate": {
       "version": "3.0.0",
       "resolved": "https://registry.npmjs.org/lodash._reinterpolate/-/lodash._reinterpolate-3.0.0.tgz",
       "integrity": "sha1-DM8tiRZq8Ds2Y8eWU4t1rG4RTZ0=",
       "dev": true
     },
-    "lodash._root": {
-      "version": "3.0.1",
-      "resolved": "https://registry.npmjs.org/lodash._root/-/lodash._root-3.0.1.tgz",
-      "integrity": "sha1-+6HEUkwZ7ppfgTa0YJ8BfPTe1pI=",
-      "dev": true
-    },
     "lodash.clonedeep": {
       "version": "4.5.0",
       "resolved": "https://registry.npmjs.org/lodash.clonedeep/-/lodash.clonedeep-4.5.0.tgz",
       "integrity": "sha1-4j8/nE+Pvd6HJSnBBxhXoIblzO8=",
       "dev": true
     },
-    "lodash.escape": {
-      "version": "3.2.0",
-      "resolved": "https://registry.npmjs.org/lodash.escape/-/lodash.escape-3.2.0.tgz",
-      "integrity": "sha1-mV7g3BjBtIzJLv+ucaEKq1tIdpg=",
-      "dev": true,
-      "requires": {
-        "lodash._root": "^3.0.0"
-      }
-    },
-    "lodash.isarguments": {
-      "version": "3.1.0",
-      "resolved": "https://registry.npmjs.org/lodash.isarguments/-/lodash.isarguments-3.1.0.tgz",
-      "integrity": "sha1-L1c9hcaiQon/AGY7SRwdM4/zRYo=",
-      "dev": true
-    },
-    "lodash.isarray": {
-      "version": "3.0.4",
-      "resolved": "https://registry.npmjs.org/lodash.isarray/-/lodash.isarray-3.0.4.tgz",
-      "integrity": "sha1-eeTriMNqgSKvhvhEqpvNhRtfu1U=",
-      "dev": true
-    },
-    "lodash.keys": {
-      "version": "3.1.2",
-      "resolved": "https://registry.npmjs.org/lodash.keys/-/lodash.keys-3.1.2.tgz",
-      "integrity": "sha1-TbwEcrFWvlCgsoaFXRvQsMZWCYo=",
-      "dev": true,
-      "requires": {
-        "lodash._getnative": "^3.0.0",
-        "lodash.isarguments": "^3.0.0",
-        "lodash.isarray": "^3.0.0"
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-    "lodash.restparam": {
-      "version": "3.6.1",
-      "resolved": "https://registry.npmjs.org/lodash.restparam/-/lodash.restparam-3.6.1.tgz",
-      "integrity": "sha1-k2pOMJ7zMKdkXtQUWYbIWuWyCAU=",
-      "dev": true
-    },
     "lodash.template": {
-      "version": "3.6.2",
-      "resolved": "https://registry.npmjs.org/lodash.template/-/lodash.template-3.6.2.tgz",
-      "integrity": "sha1-+M3sxhaaJVvpCYrosMU9N4kx0U8=",
+      "version": "4.5.0",
+      "resolved": "https://registry.npmjs.org/lodash.template/-/lodash.template-4.5.0.tgz",
+      "integrity": "sha512-84vYFxIkmidUiFxidA/KjjH9pAycqW+h980j7Fuz5qxRtO9pgB7MDFTdys1N7A5mcucRiDyEq4fusljItR1T/A==",
       "dev": true,
       "requires": {
-        "lodash._basecopy": "^3.0.0",
-        "lodash._basetostring": "^3.0.0",
-        "lodash._basevalues": "^3.0.0",
-        "lodash._isiterateecall": "^3.0.0",
         "lodash._reinterpolate": "^3.0.0",
-        "lodash.escape": "^3.0.0",
-        "lodash.keys": "^3.0.0",
-        "lodash.restparam": "^3.0.0",
-        "lodash.templatesettings": "^3.0.0"
+        "lodash.templatesettings": "^4.0.0"
       }
     },
     "lodash.templatesettings": {
-      "version": "3.1.1",
-      "resolved": "https://registry.npmjs.org/lodash.templatesettings/-/lodash.templatesettings-3.1.1.tgz",
-      "integrity": "sha1-+zB4RHU7Zrnxr6VOJix0UwfbqOU=",
+      "version": "4.2.0",
+      "resolved": "https://registry.npmjs.org/lodash.templatesettings/-/lodash.templatesettings-4.2.0.tgz",
+      "integrity": "sha512-stgLz+i3Aa9mZgnjr/O+v9ruKZsPsndy7qPZOchbqk2cnTU1ZaldKK+v7m54WoKIyxiuMZTKT2H81F8BeAc3ZQ==",
       "dev": true,
       "requires": {
-        "lodash._reinterpolate": "^3.0.0",
-        "lodash.escape": "^3.0.0"
+        "lodash._reinterpolate": "^3.0.0"
       }
     },
     "log-symbols": {
@@ -7144,15 +6891,6 @@
         }
       }
     },
-    "multipipe": {
-      "version": "0.1.2",
-      "resolved": "https://registry.npmjs.org/multipipe/-/multipipe-0.1.2.tgz",
-      "integrity": "sha1-Ko8t33Du1WTf8tV/HhoTfZ8FB4s=",
-      "dev": true,
-      "requires": {
-        "duplexer2": "0.0.2"
-      }
-    },
     "mute-stdout": {
       "version": "1.0.1",
       "resolved": "https://registry.npmjs.org/mute-stdout/-/mute-stdout-1.0.1.tgz",
@@ -9937,12 +9675,6 @@
       "integrity": "sha1-5z3T17DXxe2G+6xrCufYxqadUPo=",
       "dev": true
     },
-    "underscore.template": {
-      "version": "0.1.7",
-      "resolved": "https://registry.npmjs.org/underscore.template/-/underscore.template-0.1.7.tgz",
-      "integrity": "sha1-MBPg6hgXVjBvFgnpWcr7xyKts+k=",
-      "dev": true
-    },
     "undertaker": {
       "version": "1.2.1",
       "resolved": "https://registry.npmjs.org/undertaker/-/undertaker-1.2.1.tgz",
diff --git a/package.json b/package.json
index 65a4c76..bbf8105 100644
--- a/package.json
+++ b/package.json
@@ -63,10 +63,10 @@
     "file-saver": "^2.0.2",
     "font-awesome": "4.7.0",
     "gulp": "^4.0.2",
-    "gulp-banner": "^0.1.3",
     "gulp-change": "^1.0.2",
     "gulp-chmod": "^3.0.0",
     "gulp-filter": "^6.0.0",
+    "gulp-header": "^2.0.9",
     "gulp-json-editor": "^2.5.3",
     "gulp-rename": "^1.4.0",
     "gulp-standard": "^14.0.0",