diff --git a/cpu/cpu_windows.go b/cpu/cpu_windows.go
index aeed5fb..afac603 100644
--- a/cpu/cpu_windows.go
+++ b/cpu/cpu_windows.go
@@ -218,7 +218,7 @@ type processorRelationship struct {
 
 // https://learn.microsoft.com/en-us/windows/win32/api/winnt/ns-winnt-system_logical_processor_information_ex
 type systemLogicalProcessorInformationEx struct {
-	Relationship int
+	Relationship uint32
 	Size         uint32
 	Processor    processorRelationship
 }