diff --git a/src/core/services/act.cpp b/src/core/services/act.cpp
index 7a89e933..1434b59b 100644
--- a/src/core/services/act.cpp
+++ b/src/core/services/act.cpp
@@ -17,7 +17,10 @@ void ACTService::handleSyncRequest(u32 messagePointer) {
 		case ACTCommands::GenerateUUID: generateUUID(messagePointer); break;
 		case ACTCommands::GetAccountDataBlock: getAccountDataBlock(messagePointer); break;
 		case ACTCommands::Initialize: initialize(messagePointer); break;
-		default: Helpers::panic("ACT service requested. Command: %08X\n", command);
+		default:
+			Helpers::warn("Undocumented ACT service requested. Command: %08X", command);
+			mem.write32(messagePointer + 4, Result::Success);
+			break;
 	}
 }