diff --git a/LEGO1/viewmanager/viewlodlist.cpp b/LEGO1/viewmanager/viewlodlist.cpp
index aa5ff0f2..ca57bc01 100644
--- a/LEGO1/viewmanager/viewlodlist.cpp
+++ b/LEGO1/viewmanager/viewlodlist.cpp
@@ -125,7 +125,7 @@ ViewLODList* ViewLODListManager::Lookup(const ROIName& p_roiName) const
 
 // FUNCTION: LEGO1 0x100a7680
 // FUNCTION: BETA10 0x1017886b
-char ViewLODListManager::Destroy(ViewLODList* lodList)
+unsigned char ViewLODListManager::Destroy(ViewLODList* lodList)
 {
 	ViewLODListMap::iterator iterator;
 	char deleted = FALSE;
diff --git a/LEGO1/viewmanager/viewlodlist.h b/LEGO1/viewmanager/viewlodlist.h
index 1c2c2df2..187d6feb 100644
--- a/LEGO1/viewmanager/viewlodlist.h
+++ b/LEGO1/viewmanager/viewlodlist.h
@@ -92,7 +92,7 @@ class ViewLODListManager {
 	// returned LODList's refCount is increased, i.e. caller must call Release()
 	// when it no longer holds on to the list
 	ViewLODList* Lookup(const ROIName&) const;
-	char Destroy(ViewLODList* lodList);
+	unsigned char Destroy(ViewLODList* lodList);
 
 #ifdef _DEBUG
 	void Dump(void (*pTracer)(const char*, ...)) const;