diff --git a/applications/solvers/multiphase/interFoam/alphaEqn.H b/applications/solvers/multiphase/interFoam/alphaEqn.H
index d7dddd4fa7..b28b01e4f5 100644
--- a/applications/solvers/multiphase/interFoam/alphaEqn.H
+++ b/applications/solvers/multiphase/interFoam/alphaEqn.H
@@ -108,8 +108,8 @@
             MULES::correct(alpha1, tphiAlphaUn(), tphiAlphaCorr(), 1, 0);
             #endif
 
-            // Under-relax the correction for more than 3 correctors
-            if (aCorr < 3)
+            // Under-relax the correction for more than 1 correctors
+            if (aCorr == 0)
             {
                 tphiAlpha() += tphiAlphaCorr();
             }