diff --git a/reactos/include/psdk/winreg.h b/reactos/include/psdk/winreg.h
index fd7bad91e71..c0127db23c1 100644
--- a/reactos/include/psdk/winreg.h
+++ b/reactos/include/psdk/winreg.h
@@ -54,6 +54,7 @@ extern "C" {
 
 #ifndef RC_INVOKED
 typedef ACCESS_MASK REGSAM;
+typedef LONG LSTATUS;
 typedef struct value_entA {
 	LPSTR ve_valuename;
 	DWORD ve_valuelen;