diff --git a/455-Codage_Sources/Cours/chapA.tex b/455-Codage_Sources/Cours/chapA.tex
index 46f75f5..fcc8328 100644
--- a/455-Codage_Sources/Cours/chapA.tex
+++ b/455-Codage_Sources/Cours/chapA.tex
@@ -8,7 +8,7 @@
 
 \inputminted{python}{../algo_code/huffman2.py}
 \section{Codage arithmétique}
-\inputminted{python}{../algio_code/code_arithmetique.py}
+\inputminted{python}{../algo_code/code_arithmetique.py}
 \section{Codage LZW}
 \inputminted{python}{../algo_code/LZW.py}
 \section{Quantification}