diff --git a/gen164/6/ut_heal.c b/gen164/6/ut_heal.c
index fadb781b0c..4ad7bc9e68 100644
--- a/gen164/6/ut_heal.c
+++ b/gen164/6/ut_heal.c
@@ -131,7 +131,14 @@
           return ret;
         }
       }
+      case c3__face: u2_bi_cell(wir_r, u2_t(sut), &p_sut, &q_sut);
+      {
+        u2_noun dun = _heal_to(wir_r, van, q_sut, gil, qog, ref, now, lat);
+        u2_noun ret = j2_mby(Pt6, face)(wir_r, p_sut, dun);
 
+        u2_rl_lose(wir_r, dun);
+        return ret;
+      }
       case c3__fork: u2_bi_cell(wir_r, u2_t(sut), &p_sut, &q_sut);
       {
         u2_noun dis = _heal_to(wir_r, van, p_sut, gil, qog, ref, now, lat);
diff --git a/gen164/6/ut_tack.c b/gen164/6/ut_tack.c
index b0527219e9..40f559a1e1 100644
--- a/gen164/6/ut_tack.c
+++ b/gen164/6/ut_tack.c
@@ -19,6 +19,8 @@
            u2_noun mur,                                           //  retain
            u2_atom axe)                                           //  retain
   {
+    c3_assert(0);
+
     if ( u2_no == u2_dust(peh) ) {
       return u2_bc(wir_r, u2_rx(wir_r, axe), u2_rx(wir_r, mur));
     } 
@@ -62,7 +64,7 @@
         u2_noun ret   = u2_bc
           (wir_r, u2_rx(wir_r, p_gav),
                   j2_mcy(Pt6, ut, heal)(wir_r, van, sut, u2_nul, bax, q_gav));
-        
+       
         u2_rz(wir_r, gav);
         u2_rz(wir_r, nax);
         u2_rz(wir_r, vas);