diff --git a/Pr/PrVeloUT/src/PrUTMagnetTool.cpp b/Pr/PrVeloUT/src/PrUTMagnetTool.cpp
index dde03d7fb4fc3ccca27d8f8b1322f1a3fa2c98cb..8d1a0cd099aa0114086542597d56576ecbdad11d 100644
--- a/Pr/PrVeloUT/src/PrUTMagnetTool.cpp
+++ b/Pr/PrVeloUT/src/PrUTMagnetTool.cpp
@@ -151,9 +151,9 @@ namespace LHCb::Pr {
     float zCenterUT = 0.;
 
     unsigned il = 0;
-    assert ( m_UTDet->layerSizeOK() );
+    assert( m_UTDet->layerSizeOK() );
     for ( const auto& l : m_UTDet->layers() ) {
-	if ( !(il < m_zLayers.size()) ) continue;
+      if ( !( il < m_zLayers.size() ) ) continue;
       float zlay      = l->sectors().front()->globalCentre().Z();
       m_zLayers[il++] = zlay;
       zCenterUT += zlay;