diff --git a/app_pojavlauncher/src/main/java/net/kdt/pojavlaunch/JavaGUILauncherActivity.java b/app_pojavlauncher/src/main/java/net/kdt/pojavlaunch/JavaGUILauncherActivity.java
index fefae2af3..9c1bb7c93 100644
--- a/app_pojavlauncher/src/main/java/net/kdt/pojavlaunch/JavaGUILauncherActivity.java
+++ b/app_pojavlauncher/src/main/java/net/kdt/pojavlaunch/JavaGUILauncherActivity.java
@@ -214,6 +214,11 @@ public class JavaGUILauncherActivity extends LoggableActivity {
 
             appendlnToLog("Info: Java arguments: " + Arrays.toString(javaArgList.toArray(new String[0])));
             
+            // Run java on sandbox, non-overrideable.
+            javaArgList.add("-Xbootclasspath/a:" + Tools.DIR_DATA + "/pro-grade.jar");
+            javaArgList.add("-Djava.security.manager=net.sourceforge.prograde.sm.ProGradeJSM");
+            javaArgList.add("-Djava.security.policy==" + Tools.DIR_DATA + "/java_sandbox.policy");
+            
             return JREUtils.launchJavaVM(this, javaArgList);
         } catch (Throwable th) {
             Tools.showError(this, th, true);
diff --git a/app_pojavlauncher/src/main/java/net/kdt/pojavlaunch/Tools.java b/app_pojavlauncher/src/main/java/net/kdt/pojavlaunch/Tools.java
index 919e15018..775a2dbcf 100644
--- a/app_pojavlauncher/src/main/java/net/kdt/pojavlaunch/Tools.java
+++ b/app_pojavlauncher/src/main/java/net/kdt/pojavlaunch/Tools.java
@@ -128,11 +128,6 @@ public final class Tools
         }
 
         javaArgList.addAll(overrideableArgList);
-        
-        // Run java on sandbox, non-overrideable.
-        javaArgList.add("-Xbootclasspath/a:" + Tools.DIR_DATA + "/pro-grade.jar");
-        javaArgList.add("-Djava.security.manager=net.sourceforge.prograde.sm.ProGradeJSM");
-        javaArgList.add("-Djava.security.policy==" + Tools.DIR_DATA + "/java_sandbox.policy");
     }
 
     public static String[] getMinecraftArgs(MinecraftAccount profile, JMinecraftVersionList.Version versionInfo) {