diff --git a/prod/upload/upload.lua b/prod/upload/upload.lua
index 46466f7..5aca65d 100644
--- a/prod/upload/upload.lua
+++ b/prod/upload/upload.lua
@@ -64,7 +64,7 @@ while true do
                 {
                     method = "POST",
                     headers = {
-                      host = "ngx"
+                      ["Content-Type"] = "application/json"
                     },
                     body = {
                         cjson.encode({task_type = 1, data = files})
diff --git a/test/test_post.lua b/test/test_post.lua
new file mode 100644
index 0000000..d5eae4f
--- /dev/null
+++ b/test/test_post.lua
@@ -0,0 +1,29 @@
+local httpc = require("resty.http").new()
+
+-- Single-shot requests use the `request_uri` interface.
+local res, err = httpc:request_uri("http://127.0.0.1:8080/api/v1/ts/create_task", {
+    method = "POST",
+    headers = {
+        ["Content-Type"] = "application/json",
+    },
+    body = [[
+        {
+    "created_at": "2021-08-30T11:34:25.845915",
+    "created_by": "quarkus_test",
+    "data": {
+        "pics": [
+            "23f64c00-14d3-4e8a-bc73-10bfe79cd172",
+            "66ea4c4f-6394-4f97-92ea-e5cde4061d05",
+            "4ea1df10-b3a9-4f3c-8687-7e12c029e17b"
+        ]
+    },
+    "task_status": "PENDING",
+    "task_type": "UPLOAD_PICTURE",
+    "updated_at": "2021-08-30T11:34:25.845929",
+    "updated_by": "quarkus_test"
+}
+    ]]
+})
+
+ngx.say(res.status)
+ngx.say(err)