diff --git a/lib/std/zig/system/x86.zig b/lib/std/zig/system/x86.zig
index 23687255a5be522c3c0f5bb7579df484e7e45277..22168aa7541a436b32fd3d47536a6939478a7a68 100644
--- a/lib/std/zig/system/x86.zig
+++ b/lib/std/zig/system/x86.zig
@@ -210,7 +210,10 @@ fn detectAmdProcessor(cpu: *const Target.Cpu, family: u32, model: u32) ?*const T
             0x10...0x1f, 0x60...0x6f, 0x70...0x7f, 0xa0...0xaf => &Target.x86.cpu.znver4,
             else => &Target.x86.cpu.znver3,
         },
-        26 => &Target.x86.cpu.znver5,
+        26 => switch (model) {
+            0x50...0x5f, 0x80...0xcf, 0xd8...0xe7 => &Target.x86.cpu.znver6,
+            else => &Target.x86.cpu.znver5,
+        },
         else => null,
     };
 }