diff --git a/on-modify.timewarrior b/on-modify.timewarrior
index 955949d..c01acd5 100755
--- a/on-modify.timewarrior
+++ b/on-modify.timewarrior
@@ -54,9 +54,9 @@ combined = ' '.join(['"%s"' % tag for tag in tags])
 
 # Started task.
 if 'start' in new and not 'start' in old:
-  os.system('timew start ' + combined)
+  os.system('timew start ' + combined + ' :yes')
 
 # Stopped task.
 elif not 'start' in new and 'start' in old:
-  os.system('timew stop ' + combined)
+  os.system('timew stop ' + combined + ' :yes')