diff --git a/src/OpenFOAM/primitives/transform/transform.H b/src/OpenFOAM/primitives/transform/transform.H
index cb72b2ba18c0b13ba7a6dc132002b123e892a6d3..46c8aaad3291f974560643ce8a95f93c1301ee8f 100644
--- a/src/OpenFOAM/primitives/transform/transform.H
+++ b/src/OpenFOAM/primitives/transform/transform.H
@@ -170,7 +170,7 @@ inline label invTransform(const tensor&, const label i)
 }
 
 
-//- No-op rotational transform of a label
+//- No-op rotational transform of a scalar
 inline scalar transform(const tensor&, const scalar s)
 {
     return s;