diff --git a/toolkit-common/src/main/java/iot/technology/client/toolkit/common/http/HttpRequestExecutor.java b/toolkit-common/src/main/java/iot/technology/client/toolkit/common/http/HttpRequestExecutor.java
index b1f654a5..ee172c8f 100644
--- a/toolkit-common/src/main/java/iot/technology/client/toolkit/common/http/HttpRequestExecutor.java
+++ b/toolkit-common/src/main/java/iot/technology/client/toolkit/common/http/HttpRequestExecutor.java
@@ -48,7 +48,7 @@ public static HttpResponseEntity executePost(HttpRequestEntity request) {
 
         Request.Builder builder = new Request.Builder();
         builder.url(httpBuilder.build()).post(body);
-        if (!request.getHeaders().isEmpty()) {
+        if (request.getHeaders() != null && !request.getHeaders().isEmpty()) {
             builder.headers(Headers.of(request.getHeaders()));
         }
         Call call = client.newCall(builder.build());