diff --git a/package-lock.json b/package-lock.json
index 7629321..c2446ab 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -25,7 +25,6 @@
         "image-size": "^2.0.2",
         "intersection-observer": "^0.12",
         "json-web-key": "^0.4.0",
-        "jszip": "^3.10.1",
         "linkify-html": "^4.1.0",
         "linkifyjs": "^4.1.0",
         "material-design-icons-iconfont": "^6.7.0",
@@ -4141,7 +4140,8 @@
     "node_modules/immediate": {
       "version": "3.0.6",
       "resolved": "https://registry.npmjs.org/immediate/-/immediate-3.0.6.tgz",
-      "integrity": "sha1-nbHb0Pr43m++D13V5Wu2BigN5ps="
+      "integrity": "sha1-nbHb0Pr43m++D13V5Wu2BigN5ps=",
+      "dev": true
     },
     "node_modules/immutable": {
       "version": "5.0.3",
@@ -4478,6 +4478,7 @@
       "version": "3.10.1",
       "resolved": "https://registry.npmjs.org/jszip/-/jszip-3.10.1.tgz",
       "integrity": "sha512-xXDvecyTpGLrqFrvkrUSoxxfJI5AH7U8zxxtVclpsUtMCq4JQ290LY8AW5c7Ggnr/Y/oK+bQMbqK2qmtk3pN4g==",
+      "dev": true,
       "license": "(MIT OR GPL-3.0-or-later)",
       "dependencies": {
         "lie": "~3.3.0",
@@ -4748,6 +4749,7 @@
       "version": "3.3.0",
       "resolved": "https://registry.npmjs.org/lie/-/lie-3.3.0.tgz",
       "integrity": "sha512-UaiMJzeWRlEujzAuw5LokY1L5ecNQYZKfmyZ9L7wDHb/p5etKaxXhohBcrw0EYby+G/NA52vRSN4N39dxHAIwQ==",
+      "dev": true,
       "dependencies": {
         "immediate": "~3.0.5"
       }
@@ -5253,7 +5255,8 @@
     "node_modules/pako": {
       "version": "1.0.11",
       "resolved": "https://registry.npmjs.org/pako/-/pako-1.0.11.tgz",
-      "integrity": "sha512-4hLB8Py4zZce5s4yd9XzopqwVv/yGNhV1Bl8NTmCq1763HeK2+EwVTv+leGeL13Dnh2wfbqowVPXCIO0z4taYw=="
+      "integrity": "sha512-4hLB8Py4zZce5s4yd9XzopqwVv/yGNhV1Bl8NTmCq1763HeK2+EwVTv+leGeL13Dnh2wfbqowVPXCIO0z4taYw==",
+      "dev": true
     },
     "node_modules/parent-module": {
       "version": "1.0.1",
@@ -6091,7 +6094,8 @@
     "node_modules/setimmediate": {
       "version": "1.0.5",
       "resolved": "https://registry.npmjs.org/setimmediate/-/setimmediate-1.0.5.tgz",
-      "integrity": "sha1-KQy7Iy4waULX1+qbg3Mqt4VvgoU="
+      "integrity": "sha1-KQy7Iy4waULX1+qbg3Mqt4VvgoU=",
+      "dev": true
     },
     "node_modules/sha.js": {
       "version": "2.4.11",
@@ -10174,7 +10178,8 @@
     "immediate": {
       "version": "3.0.6",
       "resolved": "https://registry.npmjs.org/immediate/-/immediate-3.0.6.tgz",
-      "integrity": "sha1-nbHb0Pr43m++D13V5Wu2BigN5ps="
+      "integrity": "sha1-nbHb0Pr43m++D13V5Wu2BigN5ps=",
+      "dev": true
     },
     "immutable": {
       "version": "5.0.3",
@@ -10416,6 +10421,7 @@
       "version": "3.10.1",
       "resolved": "https://registry.npmjs.org/jszip/-/jszip-3.10.1.tgz",
       "integrity": "sha512-xXDvecyTpGLrqFrvkrUSoxxfJI5AH7U8zxxtVclpsUtMCq4JQ290LY8AW5c7Ggnr/Y/oK+bQMbqK2qmtk3pN4g==",
+      "dev": true,
       "requires": {
         "lie": "~3.3.0",
         "pako": "~1.0.2",
@@ -10666,6 +10672,7 @@
       "version": "3.3.0",
       "resolved": "https://registry.npmjs.org/lie/-/lie-3.3.0.tgz",
       "integrity": "sha512-UaiMJzeWRlEujzAuw5LokY1L5ecNQYZKfmyZ9L7wDHb/p5etKaxXhohBcrw0EYby+G/NA52vRSN4N39dxHAIwQ==",
+      "dev": true,
       "requires": {
         "immediate": "~3.0.5"
       }
@@ -11051,7 +11058,8 @@
     "pako": {
       "version": "1.0.11",
       "resolved": "https://registry.npmjs.org/pako/-/pako-1.0.11.tgz",
-      "integrity": "sha512-4hLB8Py4zZce5s4yd9XzopqwVv/yGNhV1Bl8NTmCq1763HeK2+EwVTv+leGeL13Dnh2wfbqowVPXCIO0z4taYw=="
+      "integrity": "sha512-4hLB8Py4zZce5s4yd9XzopqwVv/yGNhV1Bl8NTmCq1763HeK2+EwVTv+leGeL13Dnh2wfbqowVPXCIO0z4taYw==",
+      "dev": true
     },
     "parent-module": {
       "version": "1.0.1",
@@ -11608,7 +11616,8 @@
     "setimmediate": {
       "version": "1.0.5",
       "resolved": "https://registry.npmjs.org/setimmediate/-/setimmediate-1.0.5.tgz",
-      "integrity": "sha1-KQy7Iy4waULX1+qbg3Mqt4VvgoU="
+      "integrity": "sha1-KQy7Iy4waULX1+qbg3Mqt4VvgoU=",
+      "dev": true
     },
     "sha.js": {
       "version": "2.4.11",
diff --git a/package.json b/package.json
index 9fa3dc2..3dcbcce 100644
--- a/package.json
+++ b/package.json
@@ -26,7 +26,6 @@
     "image-size": "^2.0.2",
     "intersection-observer": "^0.12",
     "json-web-key": "^0.4.0",
-    "jszip": "^3.10.1",
     "linkify-html": "^4.1.0",
     "linkifyjs": "^4.1.0",
     "material-design-icons-iconfont": "^6.7.0",