diff --git a/src/main/BuiltinCommands.cpp b/src/main/BuiltinCommands.cpp
index 76f32b61..886cd81d 100644
--- a/src/main/BuiltinCommands.cpp
+++ b/src/main/BuiltinCommands.cpp
@@ -54,7 +54,7 @@ void RegisterDebugCommand() {
         "Debug LegacyScriptEngine",
         CommandPermissionLevel::Owner
     );
-    command->mandatory("eval", DynamicCommand::ParameterType::RawText);
+    command->optional("eval", DynamicCommand::ParameterType::RawText);
     command->addOverload("eval");
     command->setCallback([](DynamicCommand const&,
                             CommandOrigin const&,