diff --git a/README.md b/README.md
index a1c3b49..87e16d8 100644
--- a/README.md
+++ b/README.md
@@ -3,6 +3,7 @@ C library to implement
 - variable arguments
 - data structures like linked-lists, vector arrays, maps
 - bitmaps & bitwise operations
+- cross-platform oriented
 - assembler-level optimizations
 - architecture-dependent & hardware features
 - byte-order endianness detection, byte-swapping
@@ -10,4 +11,7 @@ C library to implement
 - structure object members mapping, dynamic processing, endianness auto-converting
 - dynamic-length structures, members sizes which are determined by mapping or run-time object member value
 - string processing, independent implementations of sscanf (cu_sscanf) and sprintf (cu_sprintf)
-- text converting multi-byte (UTF-8) character set to double-byte character set and vise-versa
\ No newline at end of file
+- text converting multi-byte (UTF-8) character set to double-byte character set and vise-versa
+## supported architectures
+- x86-64
+- ARMv8 AArch64
\ No newline at end of file