diff --git a/dll/win32/setupapi/cfgmgr.c b/dll/win32/setupapi/cfgmgr.c
index 8215d47ac63..d33a6497172 100644
--- a/dll/win32/setupapi/cfgmgr.c
+++ b/dll/win32/setupapi/cfgmgr.c
@@ -6761,7 +6761,7 @@ CM_Query_Resource_Conflict_List(
     if (lpDevInst == NULL)
         return CR_INVALID_DEVNODE;
 
-    pConflictData = MyMalloc(sizeof(CONFLICT_DATA));
+    pConflictData = MyMalloc(sizeof(PCONFLICT_DATA));
     if (pConflictData == NULL)
     {
         ret = CR_OUT_OF_MEMORY;