diff --git a/package.json b/package.json
index 90615f1..18ca28f 100644
--- a/package.json
+++ b/package.json
@@ -26,12 +26,11 @@
     "tsc-build": "tsc --project tsconfig.build.json"
   },
   "dependencies": {
-    "iobuffer": "^6.0.0",
-    "pako": "^2.1.0"
+    "fflate": "^0.8.2",
+    "iobuffer": "^6.0.0"
   },
   "devDependencies": {
     "@types/node": "^24.2.1",
-    "@types/pako": "^2.0.3",
     "@vitest/coverage-v8": "^3.2.4",
     "@zakodium/tsconfig": "^1.0.2",
     "eslint": "^9.33.0",
diff --git a/src/zlib.ts b/src/zlib.ts
index f9fddec..fd4db62 100644
--- a/src/zlib.ts
+++ b/src/zlib.ts
@@ -1,4 +1,4 @@
-import { inflate } from 'pako';
+import { decompressSync } from 'fflate';
 
 export function decompressZlib(stripData: DataView): DataView {
   const stripUint8 = new Uint8Array(
@@ -6,7 +6,8 @@ export function decompressZlib(stripData: DataView): DataView {
     stripData.byteOffset,
     stripData.byteLength,
   );
-  const inflated = inflate(stripUint8);
+  const inflated = decompressSync(stripUint8);
+
   return new DataView(
     inflated.buffer,
     inflated.byteOffset,