diff --git a/RTCP/Cobalt/GPUProc/src/SubbandProcs/CorrelatorStep.cc b/RTCP/Cobalt/GPUProc/src/SubbandProcs/CorrelatorStep.cc
index d5b233034af873ba41df2722be3bf77f15b2e478..f8e34cca7cb84a8fed10492dec3f884115f9c5c4 100644
--- a/RTCP/Cobalt/GPUProc/src/SubbandProcs/CorrelatorStep.cc
+++ b/RTCP/Cobalt/GPUProc/src/SubbandProcs/CorrelatorStep.cc
@@ -59,7 +59,7 @@ namespace LOFAR
             nrSubbandsPerSubbandProc,
             corParameters.nrChannels,
             obsParameters.blockSize / corParameters.nrChannels,
-
+            obsParameters.clockMHz,
             // Scale to always output visibilities or stokes with the same flux scale.
             // With the same bandwidth, twice the (narrower) channels _average_ (not
             // sum) to the same fluxes (and same noise). Twice the channels (twice the