diff --git a/c/src/ChangeLog b/c/src/ChangeLog
index dbe8976f99..e7985bb354 100644
--- a/c/src/ChangeLog
+++ b/c/src/ChangeLog
@@ -1,3 +1,8 @@
+2011-11-06	Ralf Corsépius <ralf.corsepius@rtems.org>
+
+	PR 1945/cpukit
+	* libchip/i2c/spi-memdrv.c: Replace rtems_off64_t with off_t.
+
 2011-10-28	Joel Sherrill <joel.sherrill@oarcorp.com>
 
 	PR 1944/misc
diff --git a/c/src/libchip/i2c/spi-memdrv.c b/c/src/libchip/i2c/spi-memdrv.c
index 7950a0fa0d..efbb1b8bbd 100644
--- a/c/src/libchip/i2c/spi-memdrv.c
+++ b/c/src/libchip/i2c/spi-memdrv.c
@@ -126,7 +126,7 @@ rtems_status_code spi_memdrv_write
 {
   rtems_status_code          rc = RTEMS_SUCCESSFUL;
   rtems_libio_rw_args_t *rwargs = arg;
-  rtems_off64_t             off = rwargs->offset;
+  off_t                     off = rwargs->offset;
   int                       cnt = rwargs->count;
   unsigned char            *buf = (unsigned char *)rwargs->buffer;
   int                bytes_sent = 0;
@@ -312,7 +312,7 @@ rtems_status_code spi_memdrv_read
 {
   rtems_status_code rc = RTEMS_SUCCESSFUL;
   rtems_libio_rw_args_t *rwargs = arg;
-  rtems_off64_t             off = rwargs->offset;
+  off_t                     off = rwargs->offset;
   int                       cnt = rwargs->count;
   unsigned char            *buf = (unsigned char *)rwargs->buffer;
   unsigned char         cmdbuf[4];