* doc/misc/erc.texi (Keystroke Summary): C-c C-b runs
erc-switch-to-buffer, which is implemented in terms of
read-buffer (bug#44498).
@item C-c C-a (@code{erc-bol})
Go to beginning of line or end of prompt.
-@item C-c C-b (@code{erc-iswitchb})
-Use @code{iswitchb-read-buffer} to prompt for a ERC buffer to switch to.
+@item C-c C-b (@code{erc-switch-to-buffer})
+Use @code{read-buffer} to prompt for a ERC buffer to switch to.
@item C-c C-c (@code{erc-toggle-interpret-controls})
Toggle interpretation of control sequences in messages.