diff --git a/src/hb-ot-shape-complex-use.cc b/src/hb-ot-shape-complex-use.cc
index 4b84bd7..1d44d22 100644
--- a/src/hb-ot-shape-complex-use.cc
+++ b/src/hb-ot-shape-complex-use.cc
@@ -142,7 +142,7 @@
   map->add_gsub_pause (reorder);
 
   /* "Topographical features" */
-  for (unsigned int i = 0; i < ARRAY_LENGTH (other_features); i++)
+  for (unsigned int i = 0; i < ARRAY_LENGTH (arabic_features); i++)
     map->add_feature (arabic_features[i], 1, F_NONE);
   map->add_gsub_pause (NULL);