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-rw-r--r--Lisp/name-conversion.lisp2
1 files changed, 1 insertions, 1 deletions
diff --git a/Lisp/name-conversion.lisp b/Lisp/name-conversion.lisp
index 6309962..dcff468 100644
--- a/Lisp/name-conversion.lisp
+++ b/Lisp/name-conversion.lisp
@@ -137,7 +137,7 @@
(defun name->canonised-lower-case (string)
(cond ((name-in-canonical-case-p string) (string-downcase string))
- ((and (eq (readtable-case *readtable*) :invert)
+ ((and (member (readtable-case *readtable*) '(:upcase :invert))
(notany #'upper-case-p string))
(string-upcase string))
(t string)))