diff --git a/hcore/deviceManager/deviceSpecl.ll b/hcore/deviceManager/deviceSpecl.ll
index 931edf1..1c2e326 100644
--- a/hcore/deviceManager/deviceSpecl.ll
+++ b/hcore/deviceManager/deviceSpecl.ll
@@ -1,4 +1,5 @@
 %option prefix="deviceSpecl"
+%option nounput
 %{
 #include <vector>
 #include <deviceManager/deviceManager.h>