diff --git a/src/lagrangian/basic/Particle/ParticleI.H b/src/lagrangian/basic/Particle/ParticleI.H
index cf135b3229ac09589e3cedd219acc436047952fb..e39931adaaabc6a1c992b3d7ffceb4e382b5df1c 100644
--- a/src/lagrangian/basic/Particle/ParticleI.H
+++ b/src/lagrangian/basic/Particle/ParticleI.H
@@ -104,7 +104,7 @@ inline Foam::scalar Foam::Particle<ParticleType>::tetLambda
         if (mag(lambdaNumerator) < SMALL)
         {
             // Track starts on the face, and is potentially
-            // parallel to it.  +-SMALL)/+-SMALL is not a good
+            // parallel to it.  +-SMALL/+-SMALL is not a good
             // comparison, return 0.0, in anticipation of tet
             // centre correction.