diff --git a/nc-indicators.cabal b/nc-indicators.cabal
--- a/nc-indicators.cabal
+++ b/nc-indicators.cabal
@@ -1,5 +1,5 @@
 Name: nc-indicators
-Version: 0.2
+Version: 0.3
 License: Apache-2.0
 License-File: LICENSE
 Author: Mihaly Barasz, Gergely Risko
diff --git a/nc-indicators.hs b/nc-indicators.hs
--- a/nc-indicators.hs
+++ b/nc-indicators.hs
@@ -47,6 +47,8 @@
 defineFlag "update_interval" (500 :: Int)
   "Update interval for all indicators in milliseconds."
 
+$(return [])
+
 --------------------------------------------------------------------------------
 -- Acquiring raw CPU and RAM numbers