diff --git a/src/finiteVolume/fields/fvPatchFields/derived/freestreamVelocity/freestreamVelocityFvPatchVectorField.C b/src/finiteVolume/fields/fvPatchFields/derived/freestreamVelocity/freestreamVelocityFvPatchVectorField.C
index 29ed517758..dc9d5d835b 100644
--- a/src/finiteVolume/fields/fvPatchFields/derived/freestreamVelocity/freestreamVelocityFvPatchVectorField.C
+++ b/src/finiteVolume/fields/fvPatchFields/derived/freestreamVelocity/freestreamVelocityFvPatchVectorField.C
@@ -106,7 +106,7 @@ void Foam::freestreamVelocityFvPatchVectorField::updateCoeffs()
         return;
     }
 
-    const Field<vector> Up = patchInternalField();
+    const Field<vector> Up(patchInternalField());
     const Field<scalar> magUp(mag(Up));
 
     const Field<vector> nf(patch().nf());