diff --git a/include/libhqr.h b/include/libhqr.h
index 43991a4ca448171f073edd1adb59af5b083bbd3e..f5d10bd846faeacf3dd2520c8d61b9614d9c1908 100644
--- a/include/libhqr.h
+++ b/include/libhqr.h
@@ -95,9 +95,9 @@ typedef struct libhqr_tiledesc_s{
 
 typedef struct libhqr_tileinfo_s{
     int type;
-    int currpiv;
-    int nextpiv;
-    int prevpiv;
+    int *currpiv;
+    int *nextpiv;
+    int *prevpiv;
     int first_nextpiv;
     int first_prevpiv;
 } libhqr_tileinfo_t;