diff --git a/src/request.js b/src/request.js
index ceee460..ceedec4 100644
--- a/src/request.js
+++ b/src/request.js
@@ -33,7 +33,7 @@ class HttpRequest extends Readable {
   }
 
   _read (size) {
-    return this.slice(0, size)
+    return this.slice ? this.slice(0, size) : size
   }
 }
 
diff --git a/src/server.js b/src/server.js
index b7bb963..acf004a 100644
--- a/src/server.js
+++ b/src/server.js
@@ -34,6 +34,10 @@ module.exports = (config = {}) => {
     const method = reqWrapper.method
     if (method !== 'HEAD') { // 0http's low checks also that method !== 'GET', but many users would send request body with GET, unfortunately
       res.onData((bytes, isLast) => {
+        if (!bytes.byteLength) {
+          if (!isLast) return
+          return handler(reqWrapper, resWrapper)
+        }
         const chunk = Buffer.from(bytes)
         if (isLast) {
           reqWrapper.push(chunk)