diff --git a/analyzer-comments/elixir/captains-log/use_erlang.md b/analyzer-comments/elixir/captains-log/use_erlang.md
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+# Use an Erlang function
+
+One purpose of this exercise is to teach how to use Erlang libraries. Format the date using them.
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diff --git a/analyzer-comments/elixir/captains-log/use_io_lib.md b/analyzer-comments/elixir/captains-log/use_io_lib.md
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-# Use `:io_lib`
-
-One purpose of this exercise is to teach how to use Erlang libraries. Format the date using the `:io_lib` module from Erlang.
\ No newline at end of file