diff --git a/tools/CPUID/cpuid.py b/tools/CPUID/cpuid.py
index 7db45eb..a33ef70 100755
--- a/tools/CPUID/cpuid.py
+++ b/tools/CPUID/cpuid.py
@@ -224,6 +224,8 @@ def micro_arch(cpu):
       return 'ZEN+'
    if (vi.displ_family, vi.displ_model) in [(0x17, 0x71)]:
       return 'ZEN2'
+   if (vi.displ_family, vi.displ_model) in [(0x19, 0x21)]:
+      return 'ZEN3'
 
    return 'unknown'