diff --git a/deps/libgdal/gdal/ogr/ogrsf_frmts/shape/dbfopen.c b/deps/libgdal/gdal/ogr/ogrsf_frmts/shape/dbfopen.c
index 257c84e..82ab144 100644
--- a/deps/libgdal/gdal/ogr/ogrsf_frmts/shape/dbfopen.c
+++ b/deps/libgdal/gdal/ogr/ogrsf_frmts/shape/dbfopen.c
@@ -158,6 +158,7 @@
  */
 
 #include "shapefil.h"
+#include "cpl_port.h"
 
 #include <math.h>
 #include <stdlib.h>