diff --git a/03-linux/03-linux.tex b/03-linux/03-linux.tex
index 39a2de6..2b25aa6 100644
--- a/03-linux/03-linux.tex
+++ b/03-linux/03-linux.tex
@@ -165,13 +165,13 @@ \section{Linux}
   \begin{itemize}
     \item x86 (32-bit)
     \item x86\_64 (64-bit)
-    \item ARM (64-bit)
+    \item ARM (32-bit)
     \item AArch64 (ARM 64-bit)
     \item RISC-V (32-bit and 64-bit)
     \item PowerPC (32-bit and 64-bit)
     \item MIPS (32-bit and 64-bit)
     \item SPARC (32-bit and 64-bit)
-    \item Itanium (IA-64)
+    \item Itanium (IA-64, 64-bit)
     \item LoongArch
     \item and many others...
   \end{itemize}