1 files changed, 1 insertions, 0 deletions
diff --git a/epan/dtd.h b/epan/dtd.h
index 64e07e591c..2507303760 100644
--- a/epan/dtd.h
+++ b/epan/dtd.h
@@ -30,6 +30,7 @@
 
 #include <glib.h>
 #include <stdlib.h> /* exit() */
+#include "ws_attributes.h"
 
 typedef struct _dtd_build_data_t {
 	gchar* proto_name;