diff --git a/FSW-qt/fsw-qt.pro.user b/FSW-qt/fsw-qt.pro.user
--- a/FSW-qt/fsw-qt.pro.user
+++ b/FSW-qt/fsw-qt.pro.user
@@ -1,6 +1,6 @@
 <?xml version="1.0" encoding="UTF-8"?>
 <!DOCTYPE QtCreatorProject>
-<!-- Written by QtCreator 3.0.1, 2014-06-20T09:37:09. -->
+<!-- Written by QtCreator 3.0.1, 2014-06-23T07:07:05. -->
 <qtcreator>
  <data>
   <variable>ProjectExplorer.Project.ActiveTarget</variable>
diff --git a/src/wf_handler.c b/src/wf_handler.c
--- a/src/wf_handler.c
+++ b/src/wf_handler.c
@@ -1277,7 +1277,7 @@ void set_wfp_delta_snapshot( void )
             + parameter_dump_packet.sy_lfr_n_swf_p[1];
 
     delta_snapshot_in_T2 = delta_snapshot * 256;
-    waveform_picker_regs->delta_snapshot = delta_snapshot_in_T2;    // max 4 bytes
+    waveform_picker_regs->delta_snapshot = delta_snapshot_in_T2 - 1;    // max 4 bytes
 }
 
 void set_wfp_delta_f0_f0_2( void )