diff --git a/applications/solvers/multiphase/interMixingFoam/alphaEqns.H b/applications/solvers/multiphase/interMixingFoam/alphaEqns.H
index 972d1d71218fba615638aedc827c701a7496e854..d302ff5147da8837458f0bdd6f2f2455a53b2995 100644
--- a/applications/solvers/multiphase/interMixingFoam/alphaEqns.H
+++ b/applications/solvers/multiphase/interMixingFoam/alphaEqns.H
@@ -34,7 +34,8 @@
             ),
             mesh,
             dimless,
-            allLambda
+            allLambda,
+            false   // Use slices for the couples
         );