diff --git a/HMCLCore/src/main/java/org/jackhuang/hmcl/auth/authlibinjector/AuthlibInjectorAccount.java b/HMCLCore/src/main/java/org/jackhuang/hmcl/auth/authlibinjector/AuthlibInjectorAccount.java
index 9fda11c6d..6bd5422fd 100644
--- a/HMCLCore/src/main/java/org/jackhuang/hmcl/auth/authlibinjector/AuthlibInjectorAccount.java
+++ b/HMCLCore/src/main/java/org/jackhuang/hmcl/auth/authlibinjector/AuthlibInjectorAccount.java
@@ -66,11 +66,10 @@ public class AuthlibInjectorAccount extends YggdrasilAccount {
         try {
             thread.join();
 
-            String arg = "-javaagent:" + injectorJarPath.get() + "=" + serverBaseURL;
-            Arguments arguments = Arguments.addJVMArguments(null, arg);
+            Arguments arguments = new Arguments().addJVMArguments("-javaagent:" + injectorJarPath.get() + "=" + serverBaseURL);
 
             if (flag.get())
-                arguments = Arguments.addJVMArguments(arguments, "-Dorg.to2mbn.authlibinjector.config.prefetched=" + new String(Base64.getEncoder().encode(getTask.getResult().getBytes()), UTF_8));
+                arguments = arguments.addJVMArguments("-Dorg.to2mbn.authlibinjector.config.prefetched=" + new String(Base64.getEncoder().encode(getTask.getResult().getBytes()), UTF_8));
 
             return info.withArguments(arguments);
         } catch (Exception e) {
diff --git a/HMCLCore/src/main/java/org/jackhuang/hmcl/game/Arguments.java b/HMCLCore/src/main/java/org/jackhuang/hmcl/game/Arguments.java
index a2be04601..9222e2e58 100644
--- a/HMCLCore/src/main/java/org/jackhuang/hmcl/game/Arguments.java
+++ b/HMCLCore/src/main/java/org/jackhuang/hmcl/game/Arguments.java
@@ -54,28 +54,22 @@ public final class Arguments {
         return jvm == null ? Collections.emptyList() : Collections.unmodifiableList(jvm);
     }
 
-    public static Arguments addGameArguments(Arguments arguments, String... gameArguments) {
-        return addGameArguments(arguments, Arrays.asList(gameArguments));
+    public Arguments addGameArguments(String... gameArguments) {
+        return addGameArguments(Arrays.asList(gameArguments));
     }
 
-    public static Arguments addGameArguments(Arguments arguments, List<String> gameArguments) {
+    public Arguments addGameArguments(List<String> gameArguments) {
         List<Argument> list = gameArguments.stream().map(StringArgument::new).collect(Collectors.toList());
-        if (arguments == null)
-            return new Arguments(list, null);
-        else
-            return new Arguments(Lang.merge(arguments.getGame(), list), arguments.getJvm());
+        return new Arguments(Lang.merge(getGame(), list), getJvm());
     }
 
-    public static Arguments addJVMArguments(Arguments arguments, String... jvmArguments) {
-        return addJVMArguments(arguments, Arrays.asList(jvmArguments));
+    public Arguments addJVMArguments(String... jvmArguments) {
+        return addJVMArguments(Arrays.asList(jvmArguments));
     }
 
-    public static Arguments addJVMArguments(Arguments arguments, List<String> jvmArguments) {
+    public Arguments addJVMArguments(List<String> jvmArguments) {
         List<Argument> list = jvmArguments.stream().map(StringArgument::new).collect(Collectors.toList());
-        if (arguments == null)
-            return new Arguments(null, list);
-        else
-            return new Arguments(arguments.getGame(), Lang.merge(arguments.getJvm(), list));
+        return new Arguments(getGame(), Lang.merge(getJvm(), list));
     }
 
     public static Arguments merge(Arguments a, Arguments b) {
diff --git a/HMCLCore/src/main/java/org/jackhuang/hmcl/mod/MultiMCModpackInstallTask.java b/HMCLCore/src/main/java/org/jackhuang/hmcl/mod/MultiMCModpackInstallTask.java
index b796d1e9f..692390880 100644
--- a/HMCLCore/src/main/java/org/jackhuang/hmcl/mod/MultiMCModpackInstallTask.java
+++ b/HMCLCore/src/main/java/org/jackhuang/hmcl/mod/MultiMCModpackInstallTask.java
@@ -109,7 +109,7 @@ public final class MultiMCModpackInstallTask extends Task {
                     version = version
                             .setLibraries(Lang.merge(version.getLibraries(), patch.getLibraries()))
                             .setMainClass(patch.getMainClass())
-                            .setArguments(Arguments.addGameArguments(version.getArguments().orElse(null), newArguments));
+                            .setArguments(version.getArguments().orElseGet(Arguments::new).addGameArguments(newArguments));
                 }
             }
         }