diff --git a/package.json b/package.json
index bfb38d1..7267036 100644
--- a/package.json
+++ b/package.json
@@ -18,7 +18,7 @@
     "vue": "^2.6.6",
     "vue-router": "^3.0.1",
     "vuex": "^3.0.1",
-    "xlsx": "^0.14.3"
+    "xlsx": "^0.17.0"
   },
   "devDependencies": {
     "@vue/cli-plugin-babel": "^3.4.0",
diff --git a/yarn.lock b/yarn.lock
index db085fd..73a20e6 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -2708,13 +2708,12 @@ center-align@^0.1.1:
     align-text "^0.1.3"
     lazy-cache "^1.0.3"
 
-cfb@^1.1.0:
-  version "1.1.1"
-  resolved "https://registry.yarnpkg.com/cfb/-/cfb-1.1.1.tgz#7f399f4c541954715d0ced9b1cdecc52b554290a"
-  integrity sha512-eov9L63s9/uMiiDvWCiTYbK3AcM5x5AYo4NL1q75G0AZBrD2X0+Lm9hubk94qy1MJP7pYFuM6/xn0h3grAvBXQ==
+cfb@^1.1.4:
+  version "1.2.0"
+  resolved "https://registry.yarnpkg.com/cfb/-/cfb-1.2.0.tgz#6a4d0872b525ed60349e1ef51fb4b0bf73eca9a8"
+  integrity sha512-sXMvHsKCICVR3Naq+J556K+ExBo9n50iKl6LGarlnvuA2035uMlGA/qVrc0wQtow5P1vJEw9UyrKLCbtIKz+TQ==
   dependencies:
     adler-32 "~1.2.0"
-    commander "^2.16.0"
     crc-32 "~1.2.0"
     printj "~1.1.2"
 
@@ -3046,11 +3045,6 @@ commander@2.17.x, commander@~2.17.1:
   resolved "https://npm.mindvalley.com/commander/-/commander-2.17.1.tgz#bd77ab7de6de94205ceacc72f1716d29f20a77bf"
   integrity sha512-wPMUt6FnH2yzG95SA6mzjQOEKUU3aLaDEmzs1ti+1E9h+CsrZghRlqEM/EJ4KscsQVG8uNN4uVreUeT8+drlgg==
 
-commander@^2.16.0:
-  version "2.20.0"
-  resolved "https://registry.yarnpkg.com/commander/-/commander-2.20.0.tgz#d58bb2b5c1ee8f87b0d340027e9e94e222c5a422"
-  integrity sha512-7j2y+40w61zy6YC2iRNpUe/NwhNyoXrYpHMrSunaMG64nRnaf96zO/KMQR4OyN/UnE5KLyEBnKHd4aG3rskjpQ==
-
 commander@^2.18.0, commander@^2.19.0:
   version "2.19.0"
   resolved "https://npm.mindvalley.com/commander/-/commander-2.19.0.tgz#f6198aa84e5b83c46054b94ddedbfed5ee9ff12a"
@@ -4904,6 +4898,11 @@ fd-slicer@~1.0.1:
   dependencies:
     pend "~1.2.0"
 
+fflate@^0.3.8:
+  version "0.3.11"
+  resolved "https://registry.yarnpkg.com/fflate/-/fflate-0.3.11.tgz#2c440d7180fdeb819e64898d8858af327b042a5d"
+  integrity sha512-Rr5QlUeGN1mbOHlaqcSYMKVpPbgLy0AWT/W0EHxA6NGI12yO1jpoui2zBBvU2G824ltM6Ut8BFgfHSBGfkmS0A==
+
 figgy-pudding@^3.5.1:
   version "3.5.1"
   resolved "https://npm.mindvalley.com/figgy-pudding/-/figgy-pudding-3.5.1.tgz#862470112901c727a0e495a80744bd5baa1d6790"
@@ -10357,10 +10356,10 @@ sprintf-js@~1.0.2:
   resolved "https://npm.mindvalley.com/sprintf-js/-/sprintf-js-1.0.3.tgz#04e6926f662895354f3dd015203633b857297e2c"
   integrity sha1-BOaSb2YolTVPPdAVIDYzuFcpfiw=
 
-ssf@~0.10.2:
-  version "0.10.2"
-  resolved "https://registry.yarnpkg.com/ssf/-/ssf-0.10.2.tgz#65b2b4fcdfd967bc8e8383a41349009893115976"
-  integrity sha512-rDhAPm9WyIsY8eZEKyE8Qsotb3j/wBdvMWBUsOhJdfhKGLfQidRjiBUV0y/MkyCLiXQ38FG6LWW/VYUtqlIDZQ==
+ssf@~0.11.2:
+  version "0.11.2"
+  resolved "https://registry.yarnpkg.com/ssf/-/ssf-0.11.2.tgz#0b99698b237548d088fc43cdf2b70c1a7512c06c"
+  integrity sha512-+idbmIXoYET47hH+d7dfm2epdOMUDjqcB4648sTZ+t2JwoyBFL/insLfB/racrDmsKB3diwsDA696pZMieAC5g==
   dependencies:
     frac "~1.1.2"
 
@@ -11862,6 +11861,16 @@ window-size@0.1.0:
   resolved "https://npm.mindvalley.com/window-size/-/window-size-0.1.0.tgz#5438cd2ea93b202efa3a19fe8887aee7c94f9c9d"
   integrity sha1-VDjNLqk7IC76Ohn+iIeu58lPnJ0=
 
+wmf@~1.0.1:
+  version "1.0.2"
+  resolved "https://registry.yarnpkg.com/wmf/-/wmf-1.0.2.tgz#7d19d621071a08c2bdc6b7e688a9c435298cc2da"
+  integrity sha512-/p9K7bEh0Dj6WbXg4JG0xvLQmIadrner1bi45VMJTfnbVHsc7yIajZyoSoK60/dtVBs12Fm6WkUI5/3WAVsNMw==
+
+word@~0.3.0:
+  version "0.3.0"
+  resolved "https://registry.yarnpkg.com/word/-/word-0.3.0.tgz#8542157e4f8e849f4a363a288992d47612db9961"
+  integrity sha512-OELeY0Q61OXpdUfTp+oweA/vtLVg5VDOXh+3he3PNzLGG/y0oylSOC1xRVj0+l4vQ3tj/bB1HVHv1ocXkQceFA==
+
 wordwrap@0.0.2:
   version "0.0.2"
   resolved "https://npm.mindvalley.com/wordwrap/-/wordwrap-0.0.2.tgz#b79669bb42ecb409f83d583cad52ca17eaa1643f"
@@ -11939,18 +11948,21 @@ xdg-basedir@^3.0.0:
   resolved "https://npm.mindvalley.com/xdg-basedir/-/xdg-basedir-3.0.0.tgz#496b2cc109eca8dbacfe2dc72b603c17c5870ad4"
   integrity sha1-SWsswQnsqNus/i3HK2A8F8WHCtQ=
 
-xlsx@^0.14.3:
-  version "0.14.3"
-  resolved "https://registry.yarnpkg.com/xlsx/-/xlsx-0.14.3.tgz#09b7534d95ba8f9aca2c462d0f6603e080202224"
-  integrity sha512-wgt9zGKeFp4WIQdPx+j2sNNbDYRbJ+M+uuFcS16pf2yLo/aKcG3RaD4xmS/LHT5rznc6V27NRwIXNWmxLj6eZw==
+xlsx@^0.17.0:
+  version "0.17.0"
+  resolved "https://registry.yarnpkg.com/xlsx/-/xlsx-0.17.0.tgz#028176a0140967dcee1817d221678461e47481c8"
+  integrity sha512-bZ36FSACiAyjoldey1+7it50PMlDp1pcAJrZKcVZHzKd8BC/z6TQ/QAN8onuqcepifqSznR6uKnjPhaGt6ig9A==
   dependencies:
     adler-32 "~1.2.0"
-    cfb "^1.1.0"
+    cfb "^1.1.4"
     codepage "~1.14.0"
     commander "~2.17.1"
     crc-32 "~1.2.0"
     exit-on-epipe "~1.0.1"
-    ssf "~0.10.2"
+    fflate "^0.3.8"
+    ssf "~0.11.2"
+    wmf "~1.0.1"
+    word "~0.3.0"
 
 xml-name-validator@^3.0.0:
   version "3.0.0"