diff --git a/src/graph/markbasepos-graph.hh b/src/graph/markbasepos-graph.hh
index 36ad7cc06..84ef5f71b 100644
--- a/src/graph/markbasepos-graph.hh
+++ b/src/graph/markbasepos-graph.hh
@@ -372,7 +372,7 @@ struct MarkBasePosFormat1 : public OT::Layout::GPOS_impl::MarkBasePosFormat1_2<S
     if (!mark_coverage) return false;
     hb_set_t marks = sc.marks_for (0, count);
     auto new_coverage =
-        + hb_zip (hb_range (), mark_coverage.table->iter ())
+        + hb_enumerate (mark_coverage.table->iter ())
         | hb_filter (marks, hb_first)
         | hb_map_retains_sorting (hb_second)
         ;
@@ -431,7 +431,7 @@ struct MarkBasePosFormat1 : public OT::Layout::GPOS_impl::MarkBasePosFormat1_2<S
     if (!mark_coverage) return false;
     hb_set_t marks = sc.marks_for (start, end);
     auto new_coverage =
-        + hb_zip (hb_range (), mark_coverage.table->iter ())
+        + hb_enumerate (mark_coverage.table->iter ())
         | hb_filter (marks, hb_first)
         | hb_map_retains_sorting (hb_second)
         ;
diff --git a/src/hb-ot-var-fvar-table.hh b/src/hb-ot-var-fvar-table.hh
index ef868e454..c1d57a002 100644
--- a/src/hb-ot-var-fvar-table.hh
+++ b/src/hb-ot-var-fvar-table.hh
@@ -337,13 +337,13 @@ struct fvar
     {
       const InstanceRecord *instance = get_instance (i);
 
-      if (hb_any (+ hb_zip (instance->get_coordinates (axisCount), hb_range ((unsigned)axisCount))
-                  | hb_filter (pinned_axes, hb_second)
-                  | hb_map ([&] (const hb_pair_t<const F16DOT16&, unsigned>& _)
+      if (hb_any (+ hb_enumerate (instance->get_coordinates (axisCount))
+                  | hb_filter (pinned_axes, hb_first)
+                  | hb_map ([&] (const hb_pair_t<unsigned, const F16DOT16&>& _)
                             {
-                              hb_tag_t axis_tag = pinned_axes.get (_.second);
+                              hb_tag_t axis_tag = pinned_axes.get (_.first);
                               float location = user_axes_location->get (axis_tag);
-                              if (fabs ((double)location - (double)_.first.to_float ()) > 0.001) return true;
+                              if (fabs ((double)location - (double)_.second.to_float ()) > 0.001) return true;
                               return false;
                             })
                   ))
diff --git a/src/hb-subset-plan.cc b/src/hb-subset-plan.cc
index d183074f2..ca8a542e2 100644
--- a/src/hb-subset-plan.cc
+++ b/src/hb-subset-plan.cc
@@ -85,10 +85,8 @@ static void
 _remap_indexes (const hb_set_t *indexes,
 		hb_map_t       *mapping /* OUT */)
 {
-  unsigned count = indexes->get_population ();
-
-  for (auto _ : + hb_zip (indexes->iter (), hb_range (count)))
-    mapping->set (_.first, _.second);
+  for (auto _ : + hb_enumerate (indexes->iter ()))
+    mapping->set (_.second, _.first);
 
 }