diff --git a/Modules/unicodedata.c b/Modules/unicodedata.c
index 1445a95..95bdf3c 100644
--- a/Modules/unicodedata.c
+++ b/Modules/unicodedata.c
@@ -274,7 +274,7 @@
 PyDoc_STRVAR(unicodedata_bidirectional__doc__,
 "bidirectional(unichr)\n\
 \n\
-Returns the bidirectional category assigned to the Unicode character\n\
+Returns the bidirectional class assigned to the Unicode character\n\
 unichr as string. If no such value is defined, an empty string is\n\
 returned.");