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-rw-r--r--lib/stdlib/src/io_lib.erl2
1 files changed, 1 insertions, 1 deletions
diff --git a/lib/stdlib/src/io_lib.erl b/lib/stdlib/src/io_lib.erl
index 886939761c..adc9a0cf5f 100644
--- a/lib/stdlib/src/io_lib.erl
+++ b/lib/stdlib/src/io_lib.erl
@@ -278,7 +278,7 @@ write_ref(Ref) ->
erlang:ref_to_list(Ref).
write_map(Map, D) when is_integer(D) ->
- [$#,${,write_map_body(map:to_list(Map), D),$}].
+ [$#,${,write_map_body(maps:to_list(Map), D),$}].
write_map_body(_, 0) -> "...";
write_map_body([],_) -> [];