diff --git a/package-lock.json b/package-lock.json
index fd0ff83..668085f 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -4,6 +4,27 @@
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+      "resolved": "https://registry.npmjs.org/@types/jszip/-/jszip-3.1.6.tgz",
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+      "requires": {
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+      }
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+    "@types/localforage": {
+      "version": "0.0.34",
+      "resolved": "https://registry.npmjs.org/@types/localforage/-/localforage-0.0.34.tgz",
+      "integrity": "sha1-XjHDLdh5HsS5/z70fJy1Wy0NlDg=",
+      "requires": {
+        "localforage": "*"
+      }
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+    "@types/node": {
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+      "resolved": "https://registry.npmjs.org/@types/node/-/node-12.7.5.tgz",
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       "resolved": "https://registry.npmjs.org/abbrev/-/abbrev-1.1.1.tgz",
@@ -16,7 +37,7 @@
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       "dev": true,
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+        "mime-types": "~2.1.18",
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@@ -48,7 +69,15 @@
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       "dev": true,
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-        "sprintf-js": "1.0.3"
+        "sprintf-js": "~1.0.2"
+      },
+      "dependencies": {
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+          "resolved": "https://registry.npmjs.org/sprintf-js/-/sprintf-js-1.0.3.tgz",
+          "integrity": "sha1-BOaSb2YolTVPPdAVIDYzuFcpfiw=",
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@@ -69,7 +98,7 @@
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       "dev": true,
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+        "array-uniq": "^1.0.1"
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-        "error": "7.0.2",
-        "raw-body": "1.1.7",
-        "safe-json-parse": "1.0.1"
+        "continuable-cache": "^0.3.1",
+        "error": "^7.0.0",
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-        "depd": "1.1.2",
-        "http-errors": "1.6.3",
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-        "on-finished": "2.3.0",
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@@ -204,7 +233,7 @@
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+                "statuses": ">= 1.3.1 < 2"
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@@ -223,7 +252,7 @@
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       "dev": true,
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+        "balanced-match": "^1.0.0",
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@@ -233,7 +262,7 @@
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       "dev": true,
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+        "pako": "~0.2.0"
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@@ -274,8 +303,8 @@
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       "dev": true,
       "requires": {
-        "camelcase": "2.1.1",
-        "map-obj": "1.0.1"
+        "camelcase": "^2.0.0",
+        "map-obj": "^1.0.0"
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@@ -284,11 +313,11 @@
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-        "has-ansi": "2.0.0",
-        "strip-ansi": "3.0.1",
-        "supports-color": "2.0.0"
+        "ansi-styles": "^2.2.1",
+        "escape-string-regexp": "^1.0.2",
+        "has-ansi": "^2.0.0",
+        "strip-ansi": "^3.0.0",
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@@ -298,7 +327,7 @@
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-            "inherits": "2.0.3",
-            "minimatch": "3.0.4",
-            "once": "1.4.0",
-            "path-is-absolute": "1.0.1"
+            "fs.realpath": "^1.0.0",
+            "inflight": "^1.0.4",
+            "inherits": "2",
+            "minimatch": "^3.0.4",
+            "once": "^1.3.0",
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@@ -323,6 +352,21 @@
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+    "color-convert": {
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+      "resolved": "https://registry.npmjs.org/color-convert/-/color-convert-1.9.3.tgz",
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+      "dev": true,
+      "requires": {
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+    "color-name": {
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+      "resolved": "https://registry.npmjs.org/color-name/-/color-name-1.1.3.tgz",
+      "integrity": "sha1-p9BVi9icQveV3UIyj3QIMcpTvCU=",
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-        "readable-stream": "2.3.6",
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+        "buffer-from": "^1.0.0",
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+            "isarray": "~1.0.0",
+            "process-nextick-args": "~2.0.0",
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+            "safe-buffer": "~5.1.0"
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@@ -399,7 +443,7 @@
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@@ -415,7 +459,7 @@
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       "dev": true,
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-        "date-now": "0.1.4"
+        "date-now": "^0.1.4"
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@@ -464,15 +508,16 @@
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       "dev": true,
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-        "array-find-index": "1.0.2"
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-      "resolved": "https://registry.npmjs.org/d/-/d-1.0.0.tgz",
-      "integrity": "sha1-dUu1v+VUUdpppYuU1F9MWwRi1Y8=",
+      "version": "1.0.1",
+      "resolved": "https://registry.npmjs.org/d/-/d-1.0.1.tgz",
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       "requires": {
-        "es5-ext": "0.10.42"
+        "es5-ext": "^0.10.50",
+        "type": "^1.0.1"
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@@ -487,8 +532,8 @@
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       "dev": true,
       "requires": {
-        "get-stdin": "4.0.1",
-        "meow": "3.7.0"
+        "get-stdin": "^4.0.1",
+        "meow": "^3.3.0"
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@@ -524,8 +569,8 @@
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       "dev": true,
       "requires": {
-        "domelementtype": "1.1.3",
-        "entities": "1.1.1"
+        "domelementtype": "~1.1.1",
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@@ -554,7 +599,7 @@
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       "dev": true,
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@@ -563,8 +608,8 @@
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       "dev": true,
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-        "domelementtype": "1.3.0"
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-        "jszip": "3.1.5",
-        "lodash": "4.17.10",
-        "marks-pane": "1.0.7",
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+      "resolved": "https://registry.npmjs.org/epubjs/-/epubjs-0.3.85.tgz",
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+        "@types/localforage": "0.0.34",
+        "event-emitter": "^0.3.5",
+        "jszip": "^3.1.5",
+        "localforage": "^1.7.2",
+        "lodash": "^4.17.10",
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         "path-webpack": "0.0.3",
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-        "xmldom": "0.1.27"
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-            "immediate": "3.0.6"
+            "immediate": "~3.0.5"
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-          "version": "4.17.10",
-          "resolved": "https://registry.npmjs.org/lodash/-/lodash-4.17.10.tgz",
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-          "integrity": "sha1-j5A0HmilPMySh4jaz80Rs265t44=",
+        "localforage": {
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+          "resolved": "https://registry.npmjs.org/localforage/-/localforage-1.7.3.tgz",
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@@ -650,8 +672,8 @@
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-        "xtend": "4.0.1"
+        "string-template": "~0.2.1",
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@@ -660,7 +682,7 @@
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       "dev": true,
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-        "esprima-fb": "3001.1.0-dev-harmony-fb",
-        "jstransform": "3.0.0",
-        "through": "2.3.8"
+        "esprima-fb": "~3001.0001.0000-dev-harmony-fb",
+        "jstransform": "~3.0.0",
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+      "resolved": "https://registry.npmjs.org/es5-ext/-/es5-ext-0.10.51.tgz",
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-        "es6-symbol": "3.1.1",
-        "next-tick": "1.0.0"
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+        "d": "1",
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@@ -699,12 +721,12 @@
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-      "integrity": "sha1-vwDvT9q2uhtG7Le2KbTH7VcVzHc=",
+      "version": "3.1.2",
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@@ -762,36 +784,36 @@
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         "content-disposition": "0.5.2",
-        "content-type": "1.0.4",
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-      "version": "1.2.14",
-      "resolved": "https://registry.npmjs.org/which/-/which-1.2.14.tgz",
-      "integrity": "sha1-mofEN48D6CfOyvGs31bHNsAcFOU=",
+      "version": "1.3.1",
+      "resolved": "https://registry.npmjs.org/which/-/which-1.3.1.tgz",
+      "integrity": "sha512-HxJdYWq1MTIQbJ3nw0cqssHoTNU267KlrDuGZ1WYlxDStUtKUhOaJmh112/TZmHxxUfuJqPXSOm7tDyas0OSIQ==",
       "dev": true,
       "requires": {
-        "isexe": "2.0.0"
+        "isexe": "^2.0.0"
       }
     },
     "wordwrap": {
diff --git a/package.json b/package.json
index 6df2d97..fdbb380 100644
--- a/package.json
+++ b/package.json
@@ -18,7 +18,7 @@
     "connect": "~3.6.6",
     "express": "^4.16.3",
     "gh-pages": "^1.1.0",
-    "grunt": "~1.0.2",
+    "grunt": "^1.0.4",
     "grunt-concat-sourcemap": "~0.4.1",
     "grunt-contrib-concat": "~1.0.1",
     "grunt-contrib-connect": "~1.0.2",
@@ -31,7 +31,7 @@
   },
   "dependencies": {
     "epubjs": "latest",
-    "jquery": "^3.3.1",
+    "jquery": "^3.4.1",
     "jszip": "^3.1.5",
     "localforage": "^1.2.10",
     "rsvp": "^4.8.2",