diff --git a/config/config.dhall b/config/config.dhall
index 246c398..884bcd1 100644
--- a/config/config.dhall
+++ b/config/config.dhall
@@ -144,7 +144,7 @@ let GPUPower =
 
     freq_limit: only query the GPU every 'cycle_seconds' when frequency is below
                 this value; this should be a sensible value representing and
-                'idle' gpu state.
+                'idle' gpu state. Set to 0 to disable this check entirely.
     cycle_seconds: the number of seconds to query the GPU when below the idle
                    frequency limit; note that this must be long enough to let
                    the GPU go to sleep when it actually is ready to sleep, but