diff --git a/arch/x86/include/asm/intel-family.h b/arch/x86/include/asm/intel-family.h
index b65e9c46b9221..d0941f4c27249 100644
--- a/arch/x86/include/asm/intel-family.h
+++ b/arch/x86/include/asm/intel-family.h
@@ -127,6 +127,7 @@
 
 #define INTEL_FAM6_ARROWLAKE_H		0xC5
 #define INTEL_FAM6_ARROWLAKE		0xC6
+#define INTEL_FAM6_ARROWLAKE_U		0xB5
 
 #define INTEL_FAM6_LUNARLAKE_M		0xBD