Correct "sub" typo (again)

Fixed this in 2012 in f2cb6728 686d454cfe37577c709f1694eb6ec063, but got somehow reverted in f223c11f 9b28bd81ff4219fffd41bb0b6f5a58cf.
citation-style-language · Nov 2, 2016 · 04169b3 · 04169b3
1 parent f223c11
commit 04169b3
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/specification.txt b/specification.txt
@@ -2145,7 +2145,7 @@ The following formatting attributes may be set on ``cs:date``, ``cs:date-part``,
 
     -  "baseline" (default)
     -  "sup" (superscript)
-    -  "sup" (subscript)
+    -  "sub" (subscript)
 
 Affixes
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