diff --git a/probtrack.cc b/probtrack.cc
index 20301ae33f6be22efc740e53111ad3ab021bf72e..5bc485cbd44c44496b0313f553e4a4cc75b498d6 100644
--- a/probtrack.cc
+++ b/probtrack.cc
@@ -2028,6 +2028,7 @@ void meshtrack(){
       // save_volume(prob,thisout);
     }
   } //Close Seed number Loop
+  mseeds.save(opts.outfile.value(),ftype);
 }