diff --git a/sdcard/sdcard.c b/sdcard/sdcard.c
index e413596..9b55b33 100644
--- a/sdcard/sdcard.c
+++ b/sdcard/sdcard.c
@@ -903,7 +903,7 @@
     /* XXX: incomplete implementation on purpose.
      * chmod/chown should NEVER be implemented.*/
 
-    if ((req->valid & FATTR_SIZE) && truncate(path, req->size) < 0) {
+    if ((req->valid & FATTR_SIZE) && truncate64(path, req->size) < 0) {
         return -errno;
     }