diff --git a/plug-ins/twain/twain.c b/plug-ins/twain/twain.c
index 707d3649b3..5389e1f0f0 100644
--- a/plug-ins/twain/twain.c
+++ b/plug-ins/twain/twain.c
@@ -757,9 +757,6 @@ oneBytePerSampleTransferCallback (pTW_IMAGEINFO     imageInfo,
                    theClientData->format, imageMemXfer->Memory.TheMem,
                    imageMemXfer->BytesPerRow);
 
-  /* Free the buffer */
-  gegl_scratch_free (destBuf);
-
   /* Update the user on our progress */
   theClientData->completedPixels += (cols * rows);
   gimp_progress_update ((double) theClientData->completedPixels /