diff --git a/internal/nodes/http_request_reverse_proxy.go b/internal/nodes/http_request_reverse_proxy.go
index bed3974..7791858 100644
--- a/internal/nodes/http_request_reverse_proxy.go
+++ b/internal/nodes/http_request_reverse_proxy.go
@@ -147,6 +147,12 @@ func (this *HTTPRequest) doReverseProxy() {
 		return
 	}
 
+	// 在HTTP/2下需要防止因为requestBody而导致Content-Length为空的问题
+	if this.RawReq.ProtoMajor == 2 && this.RawReq.ContentLength == 0 {
+		_ = this.RawReq.Body.Close()
+		this.RawReq.Body = nil
+	}
+
 	// 开始请求
 	resp, err := client.Do(this.RawReq)
 	if err != nil {