diff --git a/CaloFuture/CaloFuturePIDs/src/TrackBasedElectronShowerAlg.cpp b/CaloFuture/CaloFuturePIDs/src/TrackBasedElectronShowerAlg.cpp
index 5cef78561f795d6bd69e3e0af72514dd4a966ba6..d77718a8e1d57ef4ccecf64a0e1291d4ff112c16 100644
--- a/CaloFuture/CaloFuturePIDs/src/TrackBasedElectronShowerAlg.cpp
+++ b/CaloFuture/CaloFuturePIDs/src/TrackBasedElectronShowerAlg.cpp
@@ -436,9 +436,11 @@ namespace LHCb::Calo {
       float energy_scaling =
           energy > 0. ? std::clamp( 1.f + gamma_corrected / energy, 1.f, m_maxgammascaling.value() ) : 1.f;
       float dll = std::accumulate( showerentries.begin(), showerentries.end(), 0.f, [&]( auto sum, auto const& se ) {
-        return sum + ( m_cellparams->hist( { HistType::DLL, Region::All } )
-                           ->Interpolate( forceinrange( invmom * energy_scaling * se.energy, range_dll[0] ),
-                                          forceinrange( se.fraction, range_dll[1] ), logmom ) );
+        return sum + ( ( se.fraction > range_dll[1].first )
+                           ? ( m_cellparams->hist( { HistType::DLL, Region::All } )
+                                   ->Interpolate( forceinrange( invmom * energy_scaling * se.energy, range_dll[0] ),
+                                                  forceinrange( se.fraction, range_dll[1] ), logmom ) )
+                           : 0.f );
       } );
 
       // push results to tables