diff --git a/subsys/net/lib/http/http_client.c b/subsys/net/lib/http/http_client.c
index 7ba9a5dfe1f..f84b8a76799 100644
--- a/subsys/net/lib/http/http_client.c
+++ b/subsys/net/lib/http/http_client.c
@@ -26,7 +26,7 @@ LOG_MODULE_REGISTER(net_http, CONFIG_NET_HTTP_LOG_LEVEL);
 
 #include "net_private.h"
 
-#define HTTP_CONTENT_LEN_SIZE 6
+#define HTTP_CONTENT_LEN_SIZE 11
 #define MAX_SEND_BUF_LEN 192
 
 static int sendall(int sock, const void *buf, size_t len)