diff --git a/libm65/sync64.f90 b/libm65/sync64.f90
index eb909eb52..6bcee4dc7 100644
--- a/libm65/sync64.f90
+++ b/libm65/sync64.f90
@@ -138,6 +138,8 @@ subroutine sync64(c0,nf1,nf2,nfqso,ntol,mode64,emedelay,dtx,f0,jpk,sync,  &
 
   slimit=6.0
   rewind 17
+  write(17,1110) 0.0,0.0
+  rewind 17
 !  rewind 76
   do i=2,iz-2*nskip-1,3
      x=i
diff --git a/mainwindow.cpp b/mainwindow.cpp
index 3cc26360a..f9361fb62 100644
--- a/mainwindow.cpp
+++ b/mainwindow.cpp
@@ -1,4 +1,4 @@
-//---------------------------------------------------------------- MainWindow
+//--------------------------------------------------------------- MainWindow
 #include "mainwindow.h"
 #include "ui_mainwindow.h"
 #include "devsetup.h"