diff --git a/package.json b/package.json
index a8e7e4a..8e7eedc 100644
--- a/package.json
+++ b/package.json
@@ -36,7 +36,7 @@
     "mathjax-full": "^3.0.5",
     "moment": "^2.24.0",
     "moment-timezone": "^0.5.31",
-    "node-fetch": "^2.6.0",
+    "node-fetch": "^3.1.1",
     "pdfjs-dist": "^2.3.200",
     "splitpanes": "^2.2.1",
     "string-hash": "^1.1.3",
diff --git a/yarn.lock b/yarn.lock
index e3db316..72d12f5 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -5248,6 +5248,11 @@ dashdash@^1.12.0:
   dependencies:
     assert-plus "^1.0.0"
 
+data-uri-to-buffer@^4.0.0:
+  version "4.0.0"
+  resolved "https://registry.yarnpkg.com/data-uri-to-buffer/-/data-uri-to-buffer-4.0.0.tgz#b5db46aea50f6176428ac05b73be39a57701a64b"
+  integrity sha512-Vr3mLBA8qWmcuschSLAOogKgQ/Jwxulv3RNE4FXnYWRGujzrRWQI4m12fQqRkwX06C0KanhLr4hK+GydchZsaA==
+
 datauri@^3.0.0:
   version "3.0.0"
   resolved "https://registry.yarnpkg.com/datauri/-/datauri-3.0.0.tgz#6196997e9a7bbbee81b60e8c8acb1a2c871e2349"
@@ -6655,6 +6660,14 @@ fd-slicer@~1.1.0:
   dependencies:
     pend "~1.2.0"
 
+fetch-blob@^3.1.2, fetch-blob@^3.1.3:
+  version "3.1.4"
+  resolved "https://registry.yarnpkg.com/fetch-blob/-/fetch-blob-3.1.4.tgz#e8c6567f80ad7fc22fd302e7dcb72bafde9c1717"
+  integrity sha512-Eq5Xv5+VlSrYWEqKrusxY1C3Hm/hjeAsCGVG3ft7pZahlUAChpGZT/Ms1WmSLnEAisEXszjzu/s+ce6HZB2VHA==
+  dependencies:
+    node-domexception "^1.0.0"
+    web-streams-polyfill "^3.0.3"
+
 figgy-pudding@^3.5.1:
   version "3.5.2"
   resolved "https://registry.yarnpkg.com/figgy-pudding/-/figgy-pudding-3.5.2.tgz#b4eee8148abb01dcf1d1ac34367d59e12fa61d6e"
@@ -6950,6 +6963,13 @@ form-data@~2.3.2:
     combined-stream "^1.0.6"
     mime-types "^2.1.12"
 
+formdata-polyfill@^4.0.10:
+  version "4.0.10"
+  resolved "https://registry.yarnpkg.com/formdata-polyfill/-/formdata-polyfill-4.0.10.tgz#24807c31c9d402e002ab3d8c720144ceb8848423"
+  integrity sha512-buewHzMvYL29jdeQTVILecSaZKnt/RJWjoZCF5OW60Z67/GmSLBkOFM7qh1PI3zFNtJbaZL5eQu1vLfazOwj4g==
+  dependencies:
+    fetch-blob "^3.1.2"
+
 forwarded@~0.1.2:
   version "0.1.2"
   resolved "https://registry.yarnpkg.com/forwarded/-/forwarded-0.1.2.tgz#98c23dab1175657b8c0573e8ceccd91b0ff18c84"
@@ -10061,6 +10081,11 @@ node-dir@^0.1.17:
   dependencies:
     minimatch "^3.0.2"
 
+node-domexception@^1.0.0:
+  version "1.0.0"
+  resolved "https://registry.yarnpkg.com/node-domexception/-/node-domexception-1.0.0.tgz#6888db46a1f71c0b76b3f7555016b63fe64766e5"
+  integrity sha512-/jKZoMpw0F8GRwl4/eLROPA3cfcXtLApP0QzLmUT/HuPCZWyB7IY9ZrMeKw2O/nFIqPQB3PVM9aYm0F312AXDQ==
+
 node-ensure@^0.0.0:
   version "0.0.0"
   resolved "https://registry.yarnpkg.com/node-ensure/-/node-ensure-0.0.0.tgz#ecae764150de99861ec5c810fd5d096b183932a7"
@@ -10071,6 +10096,15 @@ node-fetch@^2.1.2, node-fetch@^2.2.0, node-fetch@^2.6.0:
   resolved "https://registry.yarnpkg.com/node-fetch/-/node-fetch-2.6.0.tgz#e633456386d4aa55863f676a7ab0daa8fdecb0fd"
   integrity sha512-8dG4H5ujfvFiqDmVu9fQ5bOHUC15JMjMY/Zumv26oOvvVJjM67KF8koCWIabKQ1GJIa9r2mMZscBq/TbdOcmNA==
 
+node-fetch@^3.1.1:
+  version "3.1.1"
+  resolved "https://registry.yarnpkg.com/node-fetch/-/node-fetch-3.1.1.tgz#d0d9607e455b3087e3092b821b5b1f1ebf4c2147"
+  integrity sha512-SMk+vKgU77PYotRdWzqZGTZeuFKlsJ0hu4KPviQKkfY+N3vn2MIzr0rvpnYpR8MtB3IEuhlEcuOLbGvLRlA+yg==
+  dependencies:
+    data-uri-to-buffer "^4.0.0"
+    fetch-blob "^3.1.3"
+    formdata-polyfill "^4.0.10"
+
 node-forge@0.9.0:
   version "0.9.0"
   resolved "https://registry.yarnpkg.com/node-forge/-/node-forge-0.9.0.tgz#d624050edbb44874adca12bb9a52ec63cb782579"
@@ -14539,6 +14573,11 @@ wdio-dot-reporter@~0.0.8:
   resolved "https://registry.yarnpkg.com/wdio-dot-reporter/-/wdio-dot-reporter-0.0.10.tgz#facfb7c9c5984149951f59cbc3cd0752101cf0e0"
   integrity sha512-A0TCk2JdZEn3M1DSG9YYbNRcGdx/YRw19lTiRpgwzH4qqWkO/oRDZRmi3Snn4L2j54KKTfPalBhlOtc8fojVgg==
 
+web-streams-polyfill@^3.0.3:
+  version "3.2.0"
+  resolved "https://registry.yarnpkg.com/web-streams-polyfill/-/web-streams-polyfill-3.2.0.tgz#a6b74026b38e4885869fb5c589e90b95ccfc7965"
+  integrity sha512-EqPmREeOzttaLRm5HS7io98goBgZ7IVz79aDvqjD0kYXLtFZTc0T/U6wHTPKyIjb+MdN7DFIIX6hgdBEpWmfPA==
+
 webdriverio@^4.13.0:
   version "4.14.4"
   resolved "https://registry.yarnpkg.com/webdriverio/-/webdriverio-4.14.4.tgz#f7a94e9a6530819796088f42b009833d83de0386"