diff --git a/package-lock.json b/package-lock.json
index 56a8fc5..7d10183 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -9,7 +9,7 @@
       "version": "1.8.14",
       "license": "UNLICENSED",
       "dependencies": {
-        "pako": "^1.0.11"
+        "pako": "^2.1.0"
       },
       "bin": {
         "acars-decoder": "dist/bin/acars-decoder.js",
@@ -23,7 +23,7 @@
         "@stylistic/eslint-plugin": "^5.7.1",
         "@types/jest": "^30.0.0",
         "@types/node": "^25.0.9",
-        "@types/pako": "^1.0.7",
+        "@types/pako": "^2.0.4",
         "@typescript-eslint/eslint-plugin": "^8.54.0",
         "@typescript-eslint/parser": "^8.54.0",
         "babel-jest": "^30.2.0",
@@ -3745,9 +3745,9 @@
       }
     },
     "node_modules/@types/pako": {
-      "version": "1.0.7",
-      "resolved": "https://registry.npmjs.org/@types/pako/-/pako-1.0.7.tgz",
-      "integrity": "sha512-YBtzT2ztNF6R/9+UXj2wTGFnC9NklAnASt3sC0h2m1bbH7G6FyBIkt4AN8ThZpNfxUo1b2iMVO0UawiJymEt8A==",
+      "version": "2.0.4",
+      "resolved": "https://registry.npmjs.org/@types/pako/-/pako-2.0.4.tgz",
+      "integrity": "sha512-VWDCbrLeVXJM9fihYodcLiIv0ku+AlOa/TQ1SvYOaBuyrSKgEcro95LJyIsJ4vSo6BXIxOKxiJAat04CmST9Fw==",
       "dev": true,
       "license": "MIT"
     },
@@ -8621,9 +8621,9 @@
       "license": "BlueOak-1.0.0"
     },
     "node_modules/pako": {
-      "version": "1.0.11",
-      "resolved": "https://registry.npmjs.org/pako/-/pako-1.0.11.tgz",
-      "integrity": "sha512-4hLB8Py4zZce5s4yd9XzopqwVv/yGNhV1Bl8NTmCq1763HeK2+EwVTv+leGeL13Dnh2wfbqowVPXCIO0z4taYw==",
+      "version": "2.1.0",
+      "resolved": "https://registry.npmjs.org/pako/-/pako-2.1.0.tgz",
+      "integrity": "sha512-w+eufiZ1WuJYgPXbV/PO3NCMEc3xqylkKHzp8bxp1uW4qaSNQUkwmLLEc3kKsfz8lpV1F8Ht3U1Cm+9Srog2ug==",
       "license": "(MIT AND Zlib)"
     },
     "node_modules/parent-module": {
diff --git a/package.json b/package.json
index 6714637..b766ac8 100644
--- a/package.json
+++ b/package.json
@@ -31,7 +31,7 @@
   "author": "Kevin Elliott <kevin@welikeinc.com>",
   "license": "UNLICENSED",
   "dependencies": {
-    "pako": "^1.0.11"
+    "pako": "^2.1.0"
   },
   "devDependencies": {
     "@babel/core": "^7.26.9",
@@ -40,7 +40,7 @@
     "@eslint/js": "^9.39.2",
     "@stylistic/eslint-plugin": "^5.7.1",
     "@types/jest": "^30.0.0",
-    "@types/pako": "^1.0.7",
+    "@types/pako": "^2.0.4",
     "@types/node": "^25.0.9",
     "@typescript-eslint/eslint-plugin": "^8.54.0",
     "@typescript-eslint/parser": "^8.54.0",