diff --git a/stimBuffApis/livoxGen1/livoxGen1.cpp b/stimBuffApis/livoxGen1/livoxGen1.cpp
index a98433e..fc36166 100644
--- a/stimBuffApis/livoxGen1/livoxGen1.cpp
+++ b/stimBuffApis/livoxGen1/livoxGen1.cpp
@@ -497,11 +497,7 @@ extern "C" int livoxGen1_finalizeInd(void)
 		(*livoxProto1.livoxProto1_exit)();
 	}
 
-	if (livoxProto1.dlopenHandle)
-	{
-		dlclose(livoxProto1.dlopenHandle.get());
-		livoxProto1.dlopenHandle.reset();
-	}
+	livoxProto1.dlopenHandle.reset(nullptr);
 
 	livoxProto1 = LivoxProto1DllState();
 	return 0; // Success