diff --git a/webrtc/system_wrappers/source/cpu_info.cc b/webrtc/system_wrappers/source/cpu_info.cc
index f151ceaae7..590d2d975c 100644
--- a/webrtc/system_wrappers/source/cpu_info.cc
+++ b/webrtc/system_wrappers/source/cpu_info.cc
@@ -32,7 +32,7 @@ static int DetectNumberOfCores() {
 
 #if defined(WEBRTC_WIN)
   SYSTEM_INFO si;
-  GetSystemInfo(&si);
+  GetNativeSystemInfo(&si);
   number_of_cores = static_cast<int>(si.dwNumberOfProcessors);
 #elif defined(WEBRTC_LINUX) || defined(WEBRTC_ANDROID)
   number_of_cores = static_cast<int>(sysconf(_SC_NPROCESSORS_ONLN));