diff --git a/include/types/action.h b/include/types/action.h
index 04a9f18..b24ce21 100644
--- a/include/types/action.h
+++ b/include/types/action.h
@@ -77,6 +77,7 @@
 	ACT_HTTP_DEL_ACL,
 	ACT_HTTP_DEL_MAP,
 	ACT_HTTP_SET_MAP,
+	ACT_HTTP_EARLY_HINT,
 
 	/* http request actions. */
 	ACT_HTTP_REQ_TARPIT,