diff --git a/index.js b/index.js
index 1fc51ce..90c40e0 100644
--- a/index.js
+++ b/index.js
@@ -81,9 +81,17 @@ Helper.uuid = function(pipe = '-') {
     __inc__ = 1024
   }
 
-  inc = (__inc__ + PID + PPID).toString(16).padStart(4, '0')
+  inc = (__inc__ + PID + PPID).toString(16).padStart(4, '0') + rand.slice(0, 4)
 
-  return now + pipe + inc + pipe + rand.slice(0, 4) + pipe + rand.slice(-8)
+  return (
+    now +
+    pipe +
+    inc.slice(0, 4) +
+    pipe +
+    inc.slice(4, 8) +
+    pipe +
+    rand.slice(-8)
+  )
 }
 
 /**
diff --git a/index.mjs b/index.mjs
index 3072c02..18932d9 100644
--- a/index.mjs
+++ b/index.mjs
@@ -81,9 +81,17 @@ export function uuid(pipe = '-') {
     __inc__ = 1024
   }
 
-  inc = (__inc__ + PID + PPID).toString(16).padStart(4, '0')
+  inc = (__inc__ + PID + PPID).toString(16).padStart(4, '0') + rand.slice(0, 4)
 
-  return now + pipe + inc + pipe + rand.slice(0, 4) + pipe + rand.slice(-8)
+  return (
+    now +
+    pipe +
+    inc.slice(0, 4) +
+    pipe +
+    inc.slice(4, 8) +
+    pipe +
+    rand.slice(-8)
+  )
 }
 
 /**
diff --git a/package.json b/package.json
index 89c9d12..209c459 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "crypto.js",
-  "version": "2.0.3",
+  "version": "2.0.4",
   "description": "原生crypto加密模块的二次封装,简化常用加密函数的使用",
   "keywords": [
     "md5",