diff --git a/include/haproxy/resolvers.h b/include/haproxy/resolvers.h
index f82406de9..70211a82b 100644
--- a/include/haproxy/resolvers.h
+++ b/include/haproxy/resolvers.h
@@ -22,9 +22,14 @@
 #ifndef _HAPROXY_RESOLVERS_H
 #define _HAPROXY_RESOLVERS_H
 
-#include <haproxy/action-t.h>
 #include <haproxy/resolvers-t.h>
 
+struct proxy;
+struct server;
+struct stream_interface;
+struct act_rule;
+struct list;
+
 extern struct list sec_resolvers;
 extern unsigned int resolv_failed_resolutions;