diff --git a/src/meshTools/coordinateSystems/coordinateRotation/cylindrical.C b/src/meshTools/coordinateSystems/coordinateRotation/cylindrical.C
index 184a7b2013..de8aeeed02 100644
--- a/src/meshTools/coordinateSystems/coordinateRotation/cylindrical.C
+++ b/src/meshTools/coordinateSystems/coordinateRotation/cylindrical.C
@@ -209,7 +209,7 @@ void Foam::cylindrical::updateCells
         vector dir = cc[celli] - origin_;
         dir /= mag(dir) + vSmall;
 
-        R[celli] = this->R(dir);
+        R[i] = this->R(dir);
     }
 }