diff --git a/src/turbulenceModels/incompressible/LES/dynLagrangian/dynLagrangian.H b/src/turbulenceModels/incompressible/LES/dynLagrangian/dynLagrangian.H
index 4809ee902a..5b359e13d7 100644
--- a/src/turbulenceModels/incompressible/LES/dynLagrangian/dynLagrangian.H
+++ b/src/turbulenceModels/incompressible/LES/dynLagrangian/dynLagrangian.H
@@ -49,7 +49,7 @@ Description
 
         d/dt(fmm) + div(U*fmm)
         =
-        (1/T)*(M && M - flm)
+        (1/T)*(M && M - fmm)
 
     where