diff --git a/lib/jwe.js b/lib/jwe.js
index 17fa85d..0e1fc4a 100755
--- a/lib/jwe.js
+++ b/lib/jwe.js
@@ -1,4 +1,5 @@
 const crypto = require('crypto');
+const zlib = require('zlib');
 const responder = require('./common.js').responder;
 const buf2b64url = require('./common.js').buf2b64url;
 const payloadVerifications = require('./common.js').payloadVerifications;
@@ -201,6 +202,15 @@ function decryptJwe(parsed, aMatch, eMatch, key, cb) {
     parsed.error = { message: `Could not decrypt token. ${error.message}` };
     return responder(null, parsed, cb);
   }
+  // Optional inflate
+  if (parsed.header.zip === 'DEF') {
+    try {
+      plain = zlib.inflateRawSync(Buffer.from(plain))
+    } catch (error) {
+      parsed.error = { message: `Could not inflate plain payload. ${error.message}` };
+      return responder(null, parsed, cb);
+    }
+  }
   try {
     parsed.payload = JSON.parse(plain);
   } catch (error) {