diff --git a/generate_emoji_html.py b/generate_emoji_html.py
index 09fa8ed03..9516a23e5 100755
--- a/generate_emoji_html.py
+++ b/generate_emoji_html.py
@@ -181,7 +181,7 @@ def _collect_aux_info(dir_infos, keys):
 
   # now we need to invert the map
   aux_info = collections.defaultdict(set)
-  for key, index in target_key_to_info_index.iteritems():
+  for key, index in target_key_to_info_index.items():
     aux_info[index].add(key)
 
   return aux_info
@@ -352,7 +352,7 @@ def _get_dir_infos(
 
 
 def _add_aliases(keys, aliases):
-  for k, v in sorted(aliases.iteritems()):
+  for k, v in sorted(aliases.items()):
     k_str = unicode_data.seq_to_string(k)
     v_str = unicode_data.seq_to_string(v)
     if k in keys:
@@ -360,7 +360,7 @@ def _add_aliases(keys, aliases):
       print('have alias image %s, should use %s%s' % (k_str, v_str, msg))
     elif v not in keys:
       print('can\'t use alias %s, no image matching %s' % (k_str, v_str))
-  to_add = {k for k, v in aliases.iteritems() if k not in keys and v in keys}
+  to_add = {k for k, v in aliases.items() if k not in keys and v in keys}
   return keys | to_add
 
 
@@ -399,7 +399,7 @@ def _get_keys(dir_infos, aliases, limit, all_emoji, emoji_sort, ignore_missing):
 
 
 def _generate_info_text(args):
-  lines = ['%s: %r' % t for t in sorted(args.__dict__.iteritems())]
+  lines = ['%s: %r' % t for t in sorted(args.__dict__.items())]
   lines.append('generated by %s on %s' % (
       path.basename(__file__), datetime.datetime.now()))
   return '\n  '.join(lines)
@@ -546,7 +546,7 @@ def _get_canonical_aliases():
   def canon(seq):
     return unicode_data.get_canonical_emoji_sequence(seq) or seq
   aliases = add_aliases.read_default_emoji_aliases()
-  return {canon(k): canon(v) for k, v in aliases.iteritems()}
+  return {canon(k): canon(v) for k, v in aliases.items()}
 
 def _get_canonical_excluded():
   def canon(seq):