diff --git a/xeCJK/xeCJK.dtx b/xeCJK/xeCJK.dtx
index aa8a2a66..165ed407 100644
--- a/xeCJK/xeCJK.dtx
+++ b/xeCJK/xeCJK.dtx
@@ -12283,6 +12283,7 @@ Copyright and Licence
 %   \tn{textDiamandSolid} $\to$ \tn{textDiamondSolid}。}
 % \changes{v3.9.2}{2023/11/11}{修复 \tn{textnleqslant} 的定义，
 %   修复 \tn{textnbacksim} 和 \tn{textnlessapprox} 定义里的自引。}
+% \changes{v3.9.2}{2023/11/27}{修复组合符号 |U+04AA| 的定义。}
 %    \begin{macrocode}
 \DeclareUTFEncodedAccent\textinvbreve{"0311}{"0311}
 \DeclareUTFEncodedSymbol\textsubbreve{"032E}{"203F}
@@ -12568,7 +12569,7 @@ Copyright and Licence
 \DeclareUTFSymbol\CYRABHHA{"04A8}
 \DeclareUTFSymbol\cyrabhha{"04A9}
 \DeclareUTFSymbol\CYRSDSC{"04AA}
-\DeclareUTFCompositeSymbol\CYRSDSC{\CYRS}{"04AA}
+\DeclareUTFCompositeSymbol\k{\CYRS}{"04AA}
 \DeclareUTFSymbol\cyrsdsc{"04AB}
 \DeclareUTFCompositeSymbol\k{\cyrs}{"04AB}
 \DeclareUTFSymbol\CYRTDSC{"04AC}