diff --git a/npm-case/package-lock.json b/npm-case/package-lock.json
index e00c7535..0d75eed8 100644
--- a/npm-case/package-lock.json
+++ b/npm-case/package-lock.json
@@ -168,7 +168,7 @@
     "immediate": {
       "version": "3.0.6",
       "resolved": "https://registry.npmjs.org/immediate/-/immediate-3.0.6.tgz",
-      "integrity": "sha1-nbHb0Pr43m++D13V5Wu2BigN5ps="
+      "integrity": "sha512-XXOFtyqDjNDAQxVfYxuF7g9Il/IbWmmlQg2MYKOH8ExIT1qg6xc4zyS3HaEEATgs1btfzxq15ciUiY7gjSXRGQ=="
     },
     "inherits": {
       "version": "2.0.4",
@@ -178,7 +178,7 @@
     "isarray": {
       "version": "1.0.0",
       "resolved": "https://registry.npmjs.org/isarray/-/isarray-1.0.0.tgz",
-      "integrity": "sha1-u5NdSFgsuhaMBoNJV6VKPgcSTxE="
+      "integrity": "sha512-VLghIWNM6ELQzo7zwmcg0NmTVyWKYjvIeM83yjp0wRDTmUnrM678fQbcKBo6n2CJEF0szoG//ytg+TKla89ALQ=="
     },
     "jsonfile": {
       "version": "6.1.0",
@@ -199,9 +199,9 @@
       }
     },
     "jszip": {
-      "version": "3.7.0",
-      "resolved": "https://registry.npmjs.org/jszip/-/jszip-3.7.0.tgz",
-      "integrity": "sha512-Y2OlFIzrDOPWUnpU0LORIcDn2xN7rC9yKffFM/7pGhQuhO+SUhfm2trkJ/S5amjFvem0Y+1EALz/MEPkvHXVNw==",
+      "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",
@@ -289,7 +289,7 @@
     "set-immediate-shim": {
       "version": "1.0.1",
       "resolved": "https://registry.npmjs.org/set-immediate-shim/-/set-immediate-shim-1.0.1.tgz",
-      "integrity": "sha1-SysbJ+uAip+NzEgaWOXlb1mfP2E="
+      "integrity": "sha512-Li5AOqrZWCVA2n5kryzEmqai6bKSIvpz5oUJHPVj6+dsbD3X1ixtsY5tEnsaNpH3pFAHmG8eIHUrtEtohrg+UQ=="
     },
     "string_decoder": {
       "version": "1.1.1",
@@ -324,7 +324,7 @@
     "util-deprecate": {
       "version": "1.0.2",
       "resolved": "https://registry.npmjs.org/util-deprecate/-/util-deprecate-1.0.2.tgz",
-      "integrity": "sha1-RQ1Nyfpw3nMnYvvS1KKJgUGaDM8="
+      "integrity": "sha512-EPD5q1uXyFxJpCrLnCc1nHnq3gOa6DZBocAIiI2TaSCA7VCJ1UJDMagCzIkXNsUYfD1daK//LTEQ8xiIbrHtcw=="
     }
   }
 }
diff --git a/npm-case/package.json b/npm-case/package.json
index 888d391d..30a0a455 100644
--- a/npm-case/package.json
+++ b/npm-case/package.json
@@ -12,7 +12,7 @@
     "@protobuf-ts/runtime": "^1.0.12",
     "chai": "^4.2.0",
     "colyseus.js": "^0.14.12",
-    "jszip": "^3.7.0",
+    "jszip": "^3.8.0",
     "protobufjs": "^6.10.2"
   },
   "devDependencies": {