diff --git a/src/crypto/verus_hash.h b/src/crypto/verus_hash.h
index e68b0b35e..c66d75e79 100644
--- a/src/crypto/verus_hash.h
+++ b/src/crypto/verus_hash.h
@@ -97,7 +97,7 @@ inline bool IsCPUVerusOptimized()
 {
     unsigned int eax,ebx,ecx,edx;
 #ifdef _WIN32
-    int CPUInfo[4];
+    unsigned int CPUInfo[4];
     CPUInfo[0] = &eax;
     CPUInfo[1] = &ebx;
     CPUInfo[2] = &ecx;