diff --git a/src/libsodium/sodium/runtime.c b/src/libsodium/sodium/runtime.c
index 52b37077..cdd5b597 100644
--- a/src/libsodium/sodium/runtime.c
+++ b/src/libsodium/sodium/runtime.c
@@ -44,7 +44,7 @@ static void
 _cpuid(unsigned int cpu_info[4U], const unsigned int cpu_info_type)
 {
 #ifdef _MSC_VER
-    __cpuidex((int *) cpu_info, cpu_info_type, 0);
+    __cpuid((int *) cpu_info, cpu_info_type);
 #elif defined(HAVE_CPUID)
     cpu_info[0] = cpu_info[1] = cpu_info[2] = cpu_info[3] = 0;
 # ifdef __i386__