diff --git a/incremental/compat/src/arkts/finalization.ts b/incremental/compat/src/arkts/finalization.ts
index ff4293d03e9fa9da7fc3bb89e70aee1f8452dcda..021bc1d43f17c58b07110041d506202183097f1f 100644
--- a/incremental/compat/src/arkts/finalization.ts
+++ b/incremental/compat/src/arkts/finalization.ts
@@ -15,22 +15,17 @@
  */
 
 export interface Thunk {
-    // TODO uncomment and use as soon as the FinalizationRegistry is in the sdk
-    // clean(): void
+    clean(): void
 }
 
-/*
-const registry = new FinalizationQueue((thunk: Thunk) => {
+const registry = new FinalizationRegistry<Thunk>((thunk: Thunk) => {
     thunk.clean()
 })
-*/
 
 export function finalizerRegister(target: Object, thunk: Object) {
-    console.log("finalizerRegister")
-    // registry.register(target, thunk)
+    registry.register(target, thunk as Thunk)
 }
 
 export function finalizerUnregister(target: Object) {
-    console.log("finalizerUnregister")
-    // registry.unregister(target)
+    registry.unregister(target)
 }
diff --git a/interop/src/cpp/vmloader.cc b/interop/src/cpp/vmloader.cc
index 56cdac2b57ecd6eefd9293da0df88d69d0fd19aa..5a13ab166da22fd98618a14ec076789ffe647284 100644
--- a/interop/src/cpp/vmloader.cc
+++ b/interop/src/cpp/vmloader.cc
@@ -527,8 +527,8 @@ void traverseDir(std::string root, std::vector<std::string>& paths, int depth) {
     #if defined(KOALA_OHOS)
     suffix += ".so";
     #endif
-    DIR* d = opendir(root.c_str());
-    if (!d) {
+    DIR* directory = opendir(root.c_str());
+    if (!directory) {
         LOGE("Cannot open dir %" LOG_PUBLIC "s\n", root.c_str());
         return;
     }
@@ -536,7 +536,7 @@ void traverseDir(std::string root, std::vector<std::string>& paths, int depth) {
     struct stat statbuf;
 
     LOGI("Searching for *%" LOG_PUBLIC "s in %" LOG_PUBLIC "s\n", suffix.c_str(), root.c_str());
-    while ((ent = readdir(d)) != nullptr) {
+    while ((ent = readdir(directory)) != nullptr) {
         std::string filename = std::string(ent->d_name);
         if (filename == "." || filename == "..") {
             continue;
@@ -551,5 +551,6 @@ void traverseDir(std::string root, std::vector<std::string>& paths, int depth) {
             traverseDir(filepath, paths, depth + 1);
         }
     }
+    closedir(directory);
 #endif
 }