diff --git a/ext/dbase/dbf_head.c b/ext/dbase/dbf_head.c
index cc97330347d..4214f39669e 100644
--- a/ext/dbase/dbf_head.c
+++ b/ext/dbase/dbf_head.c
@@ -8,6 +8,7 @@
 #include <fcntl.h>
 
 #include "dbf.h"
+#include "php_virtual_cwd.c"
 
 void free_dbf_head(dbhead_t *dbh);
 int get_dbf_field(dbhead_t *dbh, dbfield_t *dbf);