diff --git a/include/common/hpack-enc.h b/include/common/hpack-enc.h
index f766063..7d73b35 100644
--- a/include/common/hpack-enc.h
+++ b/include/common/hpack-enc.h
@@ -30,7 +30,7 @@
 
 #include <string.h>
 #include <haproxy/api.h>
-#include <common/buf.h>
+#include <haproxy/buf-t.h>
 #include <common/http.h>
 #include <import/ist.h>