diff --git a/src/proto_uxst.c b/src/proto_uxst.c
index 24c435f..307d7ef 100644
--- a/src/proto_uxst.c
+++ b/src/proto_uxst.c
@@ -28,6 +28,7 @@
 #include <common/compat.h>
 #include <common/config.h>
 #include <common/debug.h>
+#include <common/errors.h>
 #include <common/memory.h>
 #include <common/mini-clist.h>
 #include <common/standard.h>