1 files changed, 1 insertions, 1 deletions

diff --git a/arabluatex.dtx b/arabluatex.dtx
index 89b051e..2e503be 100644
--- a/arabluatex.dtx
+++ b/arabluatex.dtx
@@ -3361,7 +3361,7 @@ wa-ya.sIru ta.hta 'l-jild-i
 % well. The function is actually coded in Lua.
 %    \begin{macrocode}
 \AtBeginDocument{\ifdef{\aemph}%
-  {\RenewDocumentCommand{\aemph}{m}{%
+  {\RenewDocumentCommand{\aemph}{s m}{%
       \IfBooleanTF{#1}{%
         $\overline{\text{#2}}$}
       {\luadirect{tex.sprint(aemph(\luastringN{#2}))}}}}