diff --git a/core/src/main/java/org/lsposed/lspd/service/ConfigFileManager.java b/core/src/main/java/org/lsposed/lspd/service/ConfigFileManager.java
index 1efe4c14..badb6244 100644
--- a/core/src/main/java/org/lsposed/lspd/service/ConfigFileManager.java
+++ b/core/src/main/java/org/lsposed/lspd/service/ConfigFileManager.java
@@ -40,7 +40,7 @@ import java.util.List;
 import java.util.Map;
 import java.util.zip.ZipFile;
 
-class ConfigFileManager {
+public class ConfigFileManager {
     static final Path basePath = Paths.get("/data/adb/lspd");
     static final File managerApkPath = basePath.resolve("manager.apk").toFile();
     private static final Path lockPath = basePath.resolve("lock");
@@ -64,6 +64,9 @@ class ConfigFileManager {
         }
     }
 
+    private ConfigFileManager() {
+    }
+
     static void deleteFolderIfExists(Path target) throws IOException {
         if (Files.notExists(target)) return;
         Files.walkFileTree(target, new SimpleFileVisitor<>() {
@@ -169,7 +172,7 @@ class ConfigFileManager {
     }
 
     @Nullable
-    static PreLoadedApk loadModule(String path) {
+    public static PreLoadedApk loadModule(String path) {
         if (path == null) return null;
         var file = new PreLoadedApk();
         var preLoadedDexes = new ArrayList<SharedMemory>();