diff --git a/include/net/http_client.h b/include/net/http_client.h
index 7e29a415243..eaeeb39cf9f 100644
--- a/include/net/http_client.h
+++ b/include/net/http_client.h
@@ -20,6 +20,7 @@
  * @{
  */
 
+#include <kernel.h>
 #include <net/net_ip.h>
 #include <net/http_parser.h>