diff --git a/tutorials/incompressible/pimpleFoam/LES/channel395DFSEM/constant/turbulenceProperties b/tutorials/incompressible/pimpleFoam/LES/channel395DFSEM/constant/turbulenceProperties
index 924410797a6dc998f8984235316e4fe4ade08a62..65cee397d361206c20f6c743e064cf948ddbe266 100644
--- a/tutorials/incompressible/pimpleFoam/LES/channel395DFSEM/constant/turbulenceProperties
+++ b/tutorials/incompressible/pimpleFoam/LES/channel395DFSEM/constant/turbulenceProperties
@@ -25,7 +25,7 @@ LES
     kEqnCoeffs
     {
         Ce              1.048;
-        Ck              0.07; // 0.094;
+        Ck              0.02654; // set to approximate a Cs of 0.065
     }
 
     printCoeffs     on;