diff --git a/HMCL/src/main/java/org/jackhuang/hellominecraft/launcher/utils/installers/forge/ForgeInstaller.java b/HMCL/src/main/java/org/jackhuang/hellominecraft/launcher/utils/installers/forge/ForgeInstaller.java
index 27fd35352..50354173c 100644
--- a/HMCL/src/main/java/org/jackhuang/hellominecraft/launcher/utils/installers/forge/ForgeInstaller.java
+++ b/HMCL/src/main/java/org/jackhuang/hellominecraft/launcher/utils/installers/forge/ForgeInstaller.java
@@ -42,7 +42,6 @@ import org.jackhuang.hellominecraft.utils.system.MessageBox;
  */
 public class ForgeInstaller extends Task {
 
-    private final Gson gson = new Gson();
     public File gameDir;
     public File forgeInstaller;
     public IMinecraftProvider mp;
@@ -61,7 +60,7 @@ public class ForgeInstaller extends Task {
             ZipFile zipFile = new ZipFile(forgeInstaller);
             ZipEntry entry = zipFile.getEntry("install_profile.json");
             String content = NetUtils.getStreamContent(zipFile.getInputStream(entry));
-            InstallProfile profile = gson.fromJson(content, InstallProfile.class);
+            InstallProfile profile = C.gsonPrettyPrinting.fromJson(content, InstallProfile.class);
 
             File from = new File(gameDir, "versions" + File.separator + profile.install.minecraft);
             if (!from.exists()) {
@@ -80,7 +79,7 @@ public class ForgeInstaller extends Task {
             FileUtils.copyFile(new File(from, profile.install.minecraft + ".jar"),
                     new File(to, profile.install.target + ".jar"));
             HMCLog.log("Creating new version profile..." + profile.install.target + ".json");
-            FileUtils.write(new File(to, profile.install.target + ".json"), gson.toJson(profile.versionInfo));
+            FileUtils.write(new File(to, profile.install.target + ".json"), C.gsonPrettyPrinting.toJson(profile.versionInfo));
 
             HMCLog.log("Extracting universal forge pack..." + profile.install.filePath);
 
diff --git a/HMCL/src/main/java/org/jackhuang/hellominecraft/launcher/utils/installers/forge/vanilla/MinecraftForgeVersionList.java b/HMCL/src/main/java/org/jackhuang/hellominecraft/launcher/utils/installers/forge/vanilla/MinecraftForgeVersionList.java
index 4b10f00ba..46b0166ee 100644
--- a/HMCL/src/main/java/org/jackhuang/hellominecraft/launcher/utils/installers/forge/vanilla/MinecraftForgeVersionList.java
+++ b/HMCL/src/main/java/org/jackhuang/hellominecraft/launcher/utils/installers/forge/vanilla/MinecraftForgeVersionList.java
@@ -67,7 +67,7 @@ public class MinecraftForgeVersionList extends InstallerVersionList {
                     if (!StrUtils.isBlank(v.branch))
                         ver = ver + "-" + v.branch;
                     String filename = root.artifact + "-" + ver + "-" + f[1] + "." + f[0];
-                    String url = root.webpath + "/" + ver + "/" + filename;
+                    String url = root.webpath + ver + "/" + filename;
                     switch (f[1]) {
                         case "installer":
                             iv.installer = url;
diff --git a/HMCL/src/main/java/org/jackhuang/hellominecraft/launcher/utils/installers/liteloader/LiteLoaderInstaller.java b/HMCL/src/main/java/org/jackhuang/hellominecraft/launcher/utils/installers/liteloader/LiteLoaderInstaller.java
index 0706b859a..81f4c2ceb 100644
--- a/HMCL/src/main/java/org/jackhuang/hellominecraft/launcher/utils/installers/liteloader/LiteLoaderInstaller.java
+++ b/HMCL/src/main/java/org/jackhuang/hellominecraft/launcher/utils/installers/liteloader/LiteLoaderInstaller.java
@@ -69,10 +69,8 @@ public class LiteLoaderInstaller extends Task implements PreviousResultRegistrat
 
             mv.id += "-LiteLoader" + version.selfVersion;
 
-            if (!mv.mainClass.startsWith("net.minecraft.launchwrapper.")) {
-                mv.mainClass = "net.minecraft.launchwrapper.Launch";
-                mv.minecraftArguments += " --tweakClass " + version.tweakClass;
-            }
+            mv.mainClass = "net.minecraft.launchwrapper.Launch";
+            mv.minecraftArguments += " --tweakClass " + version.tweakClass;
             File folder = new File(profile.getCanonicalGameDir(), "versions/" + mv.id);
             folder.mkdirs();
             File json = new File(folder, mv.id + ".json");