diff --git a/package.json b/package.json
index aeced62..96e9dc9 100644
--- a/package.json
+++ b/package.json
@@ -30,7 +30,7 @@
     "fs": "^0.0.1-security",
     "graceful-fs": "^4.1.15",
     "mammoth": "^1.4.7",
-    "pdf2json": "^1.1.7",
+    "pdf2json": "^1.2.5",
     "promise-filter": "^1.1.0",
     "react": "^16.5.2",
     "react-box-shadow": "^1.0.1",
diff --git a/yarn.lock b/yarn.lock
index 70c635e..479d98b 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -97,6 +97,11 @@
   resolved "https://registry.yarnpkg.com/@types/node/-/node-8.10.38.tgz#e05c201a668492e534b48102aca0294898f449f6"
   integrity sha512-EibsnbJerd0hBFaDjJStFrVbVBAtOy4dgL8zZFw0uOvPqzBAX59Ci8cgjg3+RgJIWhsB5A4c+pi+D4P9tQQh/A==
 
+"@xmldom/xmldom@*":
+  version "0.7.5"
+  resolved "https://registry.yarnpkg.com/@xmldom/xmldom/-/xmldom-0.7.5.tgz#09fa51e356d07d0be200642b0e4f91d8e6dd408d"
+  integrity sha512-V3BIhmY36fXZ1OtVcI9W+FxQqxVLsPKcNjWigIaa81dLC9IolJl5Mt4Cvhmr0flUnjSpTdrbMTSbXqYqV5dT6A==
+
 abab@^1.0.3:
   version "1.0.4"
   resolved "https://registry.yarnpkg.com/abab/-/abab-1.0.4.tgz#5faad9c2c07f60dd76770f71cf025b62a63cfd4e"
@@ -232,6 +237,11 @@ ansi-regex@^3.0.0:
   resolved "https://registry.yarnpkg.com/ansi-regex/-/ansi-regex-3.0.0.tgz#ed0317c322064f79466c02966bddb605ab37d998"
   integrity sha1-7QMXwyIGT3lGbAKWa922Bas32Zg=
 
+ansi-regex@^5.0.1:
+  version "5.0.1"
+  resolved "https://registry.yarnpkg.com/ansi-regex/-/ansi-regex-5.0.1.tgz#082cb2c89c9fe8659a311a53bd6a4dc5301db304"
+  integrity sha512-quJQXlTSUGL2LH9SUXo8VwsY4soanhgo6LNSm84E1LBcE8s3O0wpdiRzyR9z/ZZJMlMWv37qOOb9pdJlMUEKFQ==
+
 ansi-styles@^2.2.1:
   version "2.2.1"
   resolved "https://registry.yarnpkg.com/ansi-styles/-/ansi-styles-2.2.1.tgz#b432dd3358b634cf75e1e4664368240533c1ddbe"
@@ -244,6 +254,13 @@ ansi-styles@^3.0.0, ansi-styles@^3.2.1:
   dependencies:
     color-convert "^1.9.0"
 
+ansi-styles@^4.0.0:
+  version "4.3.0"
+  resolved "https://registry.yarnpkg.com/ansi-styles/-/ansi-styles-4.3.0.tgz#edd803628ae71c04c85ae7a0906edad34b648937"
+  integrity sha512-zbB9rCJAT1rbjiVDb2hqKFHNYLxgtk8NURxZ3IZwD3F6NtxbXZQCnnSi1Lkx+IDohdPlFp222wVALIheZJQSEg==
+  dependencies:
+    color-convert "^2.0.1"
+
 any-promise@^0.1.0:
   version "0.1.0"
   resolved "https://registry.yarnpkg.com/any-promise/-/any-promise-0.1.0.tgz#830b680aa7e56f33451d4b049f3bd8044498ee27"
@@ -467,12 +484,17 @@ async-each@^1.0.0:
   resolved "https://registry.yarnpkg.com/async-each/-/async-each-1.0.1.tgz#19d386a1d9edc6e7c1c85d388aedbcc56d33602d"
   integrity sha1-GdOGodntxufByF04iu28xW0zYC0=
 
+async@*:
+  version "3.2.1"
+  resolved "https://registry.yarnpkg.com/async/-/async-3.2.1.tgz#d3274ec66d107a47476a4c49136aacdb00665fc8"
+  integrity sha512-XdD5lRO/87udXCMC9meWdYiR+Nq6ZjUfXidViUZGu2F1MO4T3XwZ1et0hb2++BgLfhyJwy44BGB/yx80ABx8hg==
+
 async@^1.5.2:
   version "1.5.2"
   resolved "https://registry.yarnpkg.com/async/-/async-1.5.2.tgz#ec6a61ae56480c0c3cb241c95618e20892f9672a"
   integrity sha1-7GphrlZIDAw8skHJVhjiCJL5Zyo=
 
-async@^2.0.0, async@^2.0.1, async@^2.1.2, async@^2.1.4, async@^2.4.1, async@^2.5.0:
+async@^2.0.0, async@^2.1.2, async@^2.1.4, async@^2.4.1, async@^2.5.0:
   version "2.6.1"
   resolved "https://registry.yarnpkg.com/async/-/async-2.6.1.tgz#b245a23ca71930044ec53fa46aa00a3e87c6a610"
   integrity sha512-fNEiL2+AZt6AlAw/29Cr0UDe4sRAHCpEHh54WMz+Bb7QfNcFw4h3loofyJpLeQs4Yx7yuqu/2dLgM5hKOs6HlQ==
@@ -1947,6 +1969,15 @@ cliui@^3.2.0:
     strip-ansi "^3.0.1"
     wrap-ansi "^2.0.0"
 
+cliui@^7.0.2:
+  version "7.0.4"
+  resolved "https://registry.yarnpkg.com/cliui/-/cliui-7.0.4.tgz#a0265ee655476fc807aea9df3df8df7783808b4f"
+  integrity sha512-OcRE68cOsVMXp1Yvonl/fzkQOyjLSu/8bhPDfQt0e0/Eb283TKP20Fs2MqoPsr9SwA595rRCA+QMzYc9nBP+JQ==
+  dependencies:
+    string-width "^4.2.0"
+    strip-ansi "^6.0.0"
+    wrap-ansi "^7.0.0"
+
 clone@^1.0.2:
   version "1.0.4"
   resolved "https://registry.yarnpkg.com/clone/-/clone-1.0.4.tgz#da309cc263df15994c688ca902179ca3c7cd7c7e"
@@ -1992,12 +2023,19 @@ color-convert@^1.3.0, color-convert@^1.9.0:
   dependencies:
     color-name "1.1.3"
 
+color-convert@^2.0.1:
+  version "2.0.1"
+  resolved "https://registry.yarnpkg.com/color-convert/-/color-convert-2.0.1.tgz#72d3a68d598c9bdb3af2ad1e84f21d896abd4de3"
+  integrity sha512-RRECPsj7iu/xb5oKYcsFHSppFNnsj/52OVTRKb4zP5onXwVF3zVmmToNcOfGC+CRDpfK/U584fMg38ZHCaElKQ==
+  dependencies:
+    color-name "~1.1.4"
+
 color-name@1.1.3:
   version "1.1.3"
   resolved "https://registry.yarnpkg.com/color-name/-/color-name-1.1.3.tgz#a7d0558bd89c42f795dd42328f740831ca53bc25"
   integrity sha1-p9BVi9icQveV3UIyj3QIMcpTvCU=
 
-color-name@^1.0.0:
+color-name@^1.0.0, color-name@~1.1.4:
   version "1.1.4"
   resolved "https://registry.yarnpkg.com/color-name/-/color-name-1.1.4.tgz#c2a09a87acbde69543de6f63fa3995c826c536a2"
   integrity sha512-dOy+3AuW3a2wNbZHIuMZpTcgjGuLU/uBL/ubcZF9OXbDo8ff4O8yVp5Bf0efS8uEoYo5q4Fx7dY9OgQGXgAsQA==
@@ -3015,6 +3053,11 @@ emoji-regex@^6.1.0:
   resolved "https://registry.yarnpkg.com/emoji-regex/-/emoji-regex-6.5.1.tgz#9baea929b155565c11ea41c6626eaa65cef992c2"
   integrity sha512-PAHp6TxrCy7MGMFidro8uikr+zlJJKJ/Q6mm2ExZ7HwkyR9lSVFfE3kt36qcwa24BQL7y0G9axycGjK1A/0uNQ==
 
+emoji-regex@^8.0.0:
+  version "8.0.0"
+  resolved "https://registry.yarnpkg.com/emoji-regex/-/emoji-regex-8.0.0.tgz#e818fd69ce5ccfcb404594f842963bf53164cc37"
+  integrity sha512-MSjYzcWNOA0ewAHpz0MxpYFvwg6yjy1NG3xteoqz644VCo/RPgnr1/GGt+ic3iJTzQ8Eu3TdM14SawnVUmGE6A==
+
 emojis-list@^2.0.0:
   version "2.1.0"
   resolved "https://registry.yarnpkg.com/emojis-list/-/emojis-list-2.1.0.tgz#4daa4d9db00f9819880c79fa457ae5b09a1fd389"
@@ -3158,6 +3201,11 @@ es6-weak-map@^2.0.1:
     es6-iterator "^2.0.1"
     es6-symbol "^3.1.1"
 
+escalade@^3.1.1:
+  version "3.1.1"
+  resolved "https://registry.yarnpkg.com/escalade/-/escalade-3.1.1.tgz#d8cfdc7000965c5a0174b4a82eaa5c0552742e40"
+  integrity sha512-k0er2gUkLf8O0zKJiAhmkTnJlTvINGv7ygDNPbeIsX/TJjGJZHuh9B2UxbsaEkmlEo9MfhrSzmhIlhRlI2GXnw==
+
 escape-html@~1.0.3:
   version "1.0.3"
   resolved "https://registry.yarnpkg.com/escape-html/-/escape-html-1.0.3.tgz#0258eae4d3d0c0974de1c169188ef0051d1d1988"
@@ -4000,6 +4048,11 @@ get-caller-file@^1.0.1:
   resolved "https://registry.yarnpkg.com/get-caller-file/-/get-caller-file-1.0.3.tgz#f978fa4c90d1dfe7ff2d6beda2a515e713bdcf4a"
   integrity sha512-3t6rVToeoZfYSGd8YoLFR2DJkiQrIiUrGcjvFX2mDw3bn6k2OtwHN0TNCLbBO+w8qTvimhDkv+LSscbJY1vE6w==
 
+get-caller-file@^2.0.5:
+  version "2.0.5"
+  resolved "https://registry.yarnpkg.com/get-caller-file/-/get-caller-file-2.0.5.tgz#4f94412a82db32f36e3b0b9741f8a97feb031f7e"
+  integrity sha512-DyFP3BM/3YHTQOCUL/w0OZHR0lpKeGrxotcHWcqNEdnltqFwXVfhEBQ94eIo34AfQpo0rGki4cyIiftY06h2Fg==
+
 get-package-info@^1.0.0:
   version "1.0.0"
   resolved "https://registry.yarnpkg.com/get-package-info/-/get-package-info-1.0.0.tgz#6432796563e28113cd9474dbbd00052985a4999c"
@@ -4790,6 +4843,11 @@ is-fullwidth-code-point@^2.0.0:
   resolved "https://registry.yarnpkg.com/is-fullwidth-code-point/-/is-fullwidth-code-point-2.0.0.tgz#a3b30a5c4f199183167aaab93beefae3ddfb654f"
   integrity sha1-o7MKXE8ZkYMWeqq5O+764937ZU8=
 
+is-fullwidth-code-point@^3.0.0:
+  version "3.0.0"
+  resolved "https://registry.yarnpkg.com/is-fullwidth-code-point/-/is-fullwidth-code-point-3.0.0.tgz#f116f8064fe90b3f7844a38997c0b75051269f1d"
+  integrity sha512-zymm5+u+sCsSWyD9qNaejV3DFvhCKclKdizYaJUuHA83RLjb7nSuGnddCHGv0hk+KY7BMAlsWeK4Ueg6EV6XQg==
+
 is-function@^1.0.1:
   version "1.0.1"
   resolved "https://registry.yarnpkg.com/is-function/-/is-function-1.0.1.tgz#12cfb98b65b57dd3d193a3121f5f6e2f437602b5"
@@ -5683,6 +5741,11 @@ lodash.uniq@^4.5.0:
   resolved "https://registry.yarnpkg.com/lodash.uniq/-/lodash.uniq-4.5.0.tgz#d0225373aeb652adc1bc82e4945339a842754773"
   integrity sha1-0CJTc662Uq3BvILklFM5qEJ1R3M=
 
+lodash@*:
+  version "4.17.21"
+  resolved "https://registry.yarnpkg.com/lodash/-/lodash-4.17.21.tgz#679591c564c3bffaae8454cf0b3df370c3d6911c"
+  integrity sha512-v2kDEe57lecTulaDIuNTPy3Ry4gLGJ6Z1O3vE1krgXZNrsQ+LFTGHVxVjcXPs17LhbZVGedAJv8XZ1tvj5FvSg==
+
 "lodash@>=3.5 <5", lodash@^4.0.1, lodash@^4.15.0, lodash@^4.17.10, lodash@^4.17.2, lodash@^4.17.3, lodash@^4.17.4, lodash@^4.3.0:
   version "4.17.11"
   resolved "https://registry.yarnpkg.com/lodash/-/lodash-4.17.11.tgz#b39ea6229ef607ecd89e2c8df12536891cac9b8d"
@@ -6705,15 +6768,15 @@ pbkdf2@^3.0.3:
     safe-buffer "^5.0.1"
     sha.js "^2.4.8"
 
-pdf2json@^1.1.7:
-  version "1.1.7"
-  resolved "https://registry.yarnpkg.com/pdf2json/-/pdf2json-1.1.7.tgz#a09d705ce64d82cbc7d0473d1424963f751bec32"
-  integrity sha1-oJ1wXOZNgsvH0Ec9FCSWP3Ub7DI=
+pdf2json@^1.2.5:
+  version "1.2.5"
+  resolved "https://registry.yarnpkg.com/pdf2json/-/pdf2json-1.2.5.tgz#b81f7ef73d8cec126746720e26a34aeb0c1bcbbe"
+  integrity sha512-pkzyyPpil+jd+qQZVFzO9ZeeNFGZNLv6eNsz/P3l8QDztLkG4e/PhPYwr0IjGEv+PvgfzEniHZMgMCxadF+W3w==
   dependencies:
-    async "^2.0.1"
-    lodash "^4.15.0"
-    optimist "^0.6.1"
-    xmldom "^0.1.22"
+    "@xmldom/xmldom" "*"
+    async "*"
+    lodash "*"
+    yargs "*"
 
 pend@~1.2.0:
   version "1.2.0"
@@ -8503,6 +8566,15 @@ string-width@^1.0.1, string-width@^1.0.2:
     is-fullwidth-code-point "^2.0.0"
     strip-ansi "^4.0.0"
 
+string-width@^4.1.0, string-width@^4.2.0:
+  version "4.2.3"
+  resolved "https://registry.yarnpkg.com/string-width/-/string-width-4.2.3.tgz#269c7117d27b05ad2e536830a8ec895ef9c6d010"
+  integrity sha512-wKyQRQpjJ0sIp62ErSZdGsjMJWsap5oRNihHhu6G7JVO/9jIB6UyevL+tXuOqrng8j/cxKTWyWUwvSTriiZz/g==
+  dependencies:
+    emoji-regex "^8.0.0"
+    is-fullwidth-code-point "^3.0.0"
+    strip-ansi "^6.0.1"
+
 string_decoder@^1.0.0:
   version "1.2.0"
   resolved "https://registry.yarnpkg.com/string_decoder/-/string_decoder-1.2.0.tgz#fe86e738b19544afe70469243b2a1ee9240eae8d"
@@ -8536,6 +8608,13 @@ strip-ansi@^4.0.0:
   dependencies:
     ansi-regex "^3.0.0"
 
+strip-ansi@^6.0.0, strip-ansi@^6.0.1:
+  version "6.0.1"
+  resolved "https://registry.yarnpkg.com/strip-ansi/-/strip-ansi-6.0.1.tgz#9e26c63d30f53443e9489495b2105d37b67a85d9"
+  integrity sha512-Y38VPSHcqkFrCpFnQ9vuSXmquuv5oXOKpGeT6aGrr3o3Gc9AlVa6JBfUSOCnbxGGZF+/0ooI7KrPuUSztUdU5A==
+  dependencies:
+    ansi-regex "^5.0.1"
+
 strip-bom@3.0.0, strip-bom@^3.0.0:
   version "3.0.0"
   resolved "https://registry.yarnpkg.com/strip-bom/-/strip-bom-3.0.0.tgz#2334c18e9c759f7bdd56fdef7e9ae3d588e68ed3"
@@ -9442,6 +9521,15 @@ wrap-ansi@^2.0.0:
     string-width "^1.0.1"
     strip-ansi "^3.0.1"
 
+wrap-ansi@^7.0.0:
+  version "7.0.0"
+  resolved "https://registry.yarnpkg.com/wrap-ansi/-/wrap-ansi-7.0.0.tgz#67e145cff510a6a6984bdf1152911d69d2eb9e43"
+  integrity sha512-YVGIj2kamLSTxw6NsZjoBxfSwsn0ycdesmc4p+Q21c5zPuZ1pl+NfxVdxPtdHvmNVOQ6XSYG4AUtyt/Fi7D16Q==
+  dependencies:
+    ansi-styles "^4.0.0"
+    string-width "^4.1.0"
+    strip-ansi "^6.0.0"
+
 wrappy@1:
   version "1.0.2"
   resolved "https://registry.yarnpkg.com/wrappy/-/wrappy-1.0.2.tgz#b5243d8f3ec1aa35f1364605bc0d1036e30ab69f"
@@ -9483,7 +9571,7 @@ xmlbuilder@^9.0.7:
   resolved "https://registry.yarnpkg.com/xmlbuilder/-/xmlbuilder-9.0.7.tgz#132ee63d2ec5565c557e20f4c22df9aca686b10d"
   integrity sha1-Ey7mPS7FVlxVfiD0wi35rKaGsQ0=
 
-xmldom@0.1.x, xmldom@^0.1.22:
+xmldom@0.1.x:
   version "0.1.27"
   resolved "https://registry.yarnpkg.com/xmldom/-/xmldom-0.1.27.tgz#d501f97b3bdb403af8ef9ecc20573187aadac0e9"
   integrity sha1-1QH5ezvbQDr4757MIFcxh6rawOk=
@@ -9505,6 +9593,11 @@ y18n@^3.2.1:
   resolved "https://registry.yarnpkg.com/y18n/-/y18n-3.2.1.tgz#6d15fba884c08679c0d77e88e7759e811e07fa41"
   integrity sha1-bRX7qITAhnnA136I53WegR4H+kE=
 
+y18n@^5.0.5:
+  version "5.0.8"
+  resolved "https://registry.yarnpkg.com/y18n/-/y18n-5.0.8.tgz#7f4934d0f7ca8c56f95314939ddcd2dd91ce1d55"
+  integrity sha512-0pfFzegeDWJHJIAmTLRP2DwHjdF5s7jo9tuztdQxAhINCdvS+3nGINqPd00AphqJR/0LhANUS6/+7SCb98YOfA==
+
 yallist@^2.1.2:
   version "2.1.2"
   resolved "https://registry.yarnpkg.com/yallist/-/yallist-2.1.2.tgz#1c11f9218f076089a47dd512f93c6699a6a81d52"
@@ -9523,6 +9616,11 @@ yargs-parser@^11.0.0:
     camelcase "^5.0.0"
     decamelize "^1.2.0"
 
+yargs-parser@^20.2.2:
+  version "20.2.9"
+  resolved "https://registry.yarnpkg.com/yargs-parser/-/yargs-parser-20.2.9.tgz#2eb7dc3b0289718fc295f362753845c41a0c94ee"
+  integrity sha512-y11nGElTIV+CT3Zv9t7VKl+Q3hTQoT9a1Qzezhhl6Rp21gJ/IVTW7Z3y9EWXhuUBC2Shnf+DX0antecpAwSP8w==
+
 yargs-parser@^4.2.0:
   version "4.2.1"
   resolved "https://registry.yarnpkg.com/yargs-parser/-/yargs-parser-4.2.1.tgz#29cceac0dc4f03c6c87b4a9f217dd18c9f74871c"
@@ -9544,6 +9642,19 @@ yargs-parser@^7.0.0:
   dependencies:
     camelcase "^4.1.0"
 
+yargs@*:
+  version "17.2.1"
+  resolved "https://registry.yarnpkg.com/yargs/-/yargs-17.2.1.tgz#e2c95b9796a0e1f7f3bf4427863b42e0418191ea"
+  integrity sha512-XfR8du6ua4K6uLGm5S6fA+FIJom/MdJcFNVY8geLlp2v8GYbOXD4EB1tPNZsRn4vBzKGMgb5DRZMeWuFc2GO8Q==
+  dependencies:
+    cliui "^7.0.2"
+    escalade "^3.1.1"
+    get-caller-file "^2.0.5"
+    require-directory "^2.1.1"
+    string-width "^4.2.0"
+    y18n "^5.0.5"
+    yargs-parser "^20.2.2"
+
 yargs@6.6.0:
   version "6.6.0"
   resolved "https://registry.yarnpkg.com/yargs/-/yargs-6.6.0.tgz#782ec21ef403345f830a808ca3d513af56065208"