diff --git a/package-lock.json b/package-lock.json
index 42d9923c..9b7bfbe5 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -45,7 +45,7 @@
         "js-md5": "^0.4.1",
         "js-sha256": "^0.5.0",
         "js-yaml": "^3.13.1",
-        "jszip": "^3.2.2",
+        "jszip": "^3.8.0",
         "jwt-simple": "^0.5.3",
         "load-script": "^1.0.0",
         "lodash": "^4.17.19",
@@ -12246,8 +12246,9 @@
       }
     },
     "node_modules/jszip": {
-      "version": "3.6.0",
-      "integrity": "sha512-jgnQoG9LKnWO3mnVNBnfhkh0QknICd1FGSrXcgrl67zioyJ4wgx25o9ZqwNtrROSflGBCGYnJfjrIyRIby1OoQ==",
+      "version": "3.8.0",
+      "resolved": "https://registry.npmjs.org/jszip/-/jszip-3.8.0.tgz",
+      "integrity": "sha512-cnpQrXvFSLdsR9KR5/x7zdf6c3m8IhZfZzSblFEHSqBaVwD2nvJ4CuCKLyvKvwBgZm08CgfSoiTBQLm5WW9hGw==",
       "dependencies": {
         "lie": "~3.3.0",
         "pako": "~1.0.2",
@@ -14896,16 +14897,6 @@
       "inBundle": true,
       "license": "MIT"
     },
-    "node_modules/pyret-lang/node_modules/is-core-module": {
-      "version": "2.9.0",
-      "license": "MIT",
-      "dependencies": {
-        "has": "^1.0.3"
-      },
-      "funding": {
-        "url": "https://github.com/sponsors/ljharb"
-      }
-    },
     "node_modules/pyret-lang/node_modules/isarray": {
       "version": "1.0.0",
       "inBundle": true,
@@ -15265,10 +15256,6 @@
       "inBundle": true,
       "license": "MIT"
     },
-    "node_modules/pyret-lang/node_modules/safer-buffer": {
-      "version": "2.1.2",
-      "license": "MIT"
-    },
     "node_modules/pyret-lang/node_modules/sha.js": {
       "version": "2.4.11",
       "inBundle": true,
@@ -15376,16 +15363,6 @@
         "minimist": "^1.1.0"
       }
     },
-    "node_modules/pyret-lang/node_modules/supports-preserve-symlinks-flag": {
-      "version": "1.0.0",
-      "license": "MIT",
-      "engines": {
-        "node": ">= 0.4"
-      },
-      "funding": {
-        "url": "https://github.com/sponsors/ljharb"
-      }
-    },
     "node_modules/pyret-lang/node_modules/syntax-error": {
       "version": "1.4.0",
       "inBundle": true,
@@ -28462,8 +28439,9 @@
       }
     },
     "jszip": {
-      "version": "3.6.0",
-      "integrity": "sha512-jgnQoG9LKnWO3mnVNBnfhkh0QknICd1FGSrXcgrl67zioyJ4wgx25o9ZqwNtrROSflGBCGYnJfjrIyRIby1OoQ==",
+      "version": "3.8.0",
+      "resolved": "https://registry.npmjs.org/jszip/-/jszip-3.8.0.tgz",
+      "integrity": "sha512-cnpQrXvFSLdsR9KR5/x7zdf6c3m8IhZfZzSblFEHSqBaVwD2nvJ4CuCKLyvKvwBgZm08CgfSoiTBQLm5WW9hGw==",
       "requires": {
         "lie": "~3.3.0",
         "pako": "~1.0.2",
@@ -30530,12 +30508,6 @@
           "version": "1.1.6",
           "bundled": true
         },
-        "is-core-module": {
-          "version": "2.9.0",
-          "requires": {
-            "has": "^1.0.3"
-          }
-        },
         "isarray": {
           "version": "1.0.0",
           "bundled": true
@@ -30804,9 +30776,6 @@
           "version": "5.2.0",
           "bundled": true
         },
-        "safer-buffer": {
-          "version": "2.1.2"
-        },
         "sha.js": {
           "version": "2.4.11",
           "bundled": true,
@@ -30897,9 +30866,6 @@
             "minimist": "^1.1.0"
           }
         },
-        "supports-preserve-symlinks-flag": {
-          "version": "1.0.0"
-        },
         "syntax-error": {
           "version": "1.4.0",
           "bundled": true,
diff --git a/package.json b/package.json
index d4b7e61e..12447044 100644
--- a/package.json
+++ b/package.json
@@ -42,7 +42,7 @@
     "js-md5": "^0.4.1",
     "js-sha256": "^0.5.0",
     "js-yaml": "^3.13.1",
-    "jszip": "^3.2.2",
+    "jszip": "^3.8.0",
     "jwt-simple": "^0.5.3",
     "load-script": "^1.0.0",
     "lodash": "^4.17.19",