diff --git a/Launcher/src/main/java/pro/gravit/launcher/debug/ClientRuntimeProvider.java b/Launcher/src/main/java/pro/gravit/launcher/debug/ClientRuntimeProvider.java
index df849c32..7e09d128 100644
--- a/Launcher/src/main/java/pro/gravit/launcher/debug/ClientRuntimeProvider.java
+++ b/Launcher/src/main/java/pro/gravit/launcher/debug/ClientRuntimeProvider.java
@@ -97,6 +97,7 @@ public void replaceOrCreateArgument(ArrayList<String> args, String name, String
             if(value != null) {
                 args.add(value);
             }
+            return;
         }
         if(value != null) {
             int valueIndex = index+1;