diff --git a/third-party/benchmark/src/sysinfo.cc b/third-party/benchmark/src/sysinfo.cc
index d25888548fe8..3977772bfede 100644
--- a/third-party/benchmark/src/sysinfo.cc
+++ b/third-party/benchmark/src/sysinfo.cc
@@ -370,6 +370,7 @@ std::vector<CPUInfo::CacheInfo> GetCacheSizesWindows() {
     C.num_sharing = static_cast<int>(b.count());
     C.level = cache.Level;
     C.size = static_cast<int>(cache.Size);
+    C.type = "Unknown";
     switch (cache.Type) {
 // Windows SDK version >= 10.0.26100.0
 #ifdef NTDDI_WIN11_GE
@@ -388,9 +389,6 @@ std::vector<CPUInfo::CacheInfo> GetCacheSizesWindows() {
       case CacheTrace:
         C.type = "Trace";
         break;
-      default:
-        C.type = "Unknown";
-        break;
     }
     res.push_back(C);
   }