diff --git a/dosfstools/src/mkfs.fat.c b/dosfstools/src/mkfs.fat.c
index dddbe24..f6c6519 100644
--- a/dosfstools/src/mkfs.fat.c
+++ b/dosfstools/src/mkfs.fat.c
@@ -72,7 +72,7 @@
 
 /* In earlier versions, an own llseek() was used, but glibc lseek() is
  * sufficient (or even better :) for 64 bit offsets in the meantime */
-#define llseek lseek
+#define llseek lseek64
 
 /* Constant definitions */