1 files changed, 3 insertions, 2 deletions

diff --git a/src/fileio.c b/src/fileio.c
index d7766fa9f1f..a44552010c7 100644
--- a/src/fileio.c
+++ b/src/fileio.c
@@ -3840,12 +3840,13 @@ actually used.  */)
                   buffer = Fget_buffer_create (build_string (" *code-converting-work*"));
                   buf = XBUFFER (buffer);
 
+                  delete_all_overlays (buf);
                   buf->directory = current_buffer->directory;
                   buf->read_only = Qnil;
                   buf->filename = Qnil;
                   buf->undo_list = Qt;
-                  buf->overlays_before = NULL;
-                  buf->overlays_after = NULL;
+                  eassert (buf->overlays_before == NULL);
+                  eassert (buf->overlays_after == NULL);
 
                   set_buffer_internal (buf);
                   Ferase_buffer ();