diff --git a/ecal/scripts/emcal_electrons_analysis.cxx b/ecal/scripts/emcal_electrons_analysis.cxx
index 65dd949b75115c32809b7e3dc2094c2f07ec4f3a..388e60f4d84605e62cec1294f53ccf48f102b27e 100644
--- a/ecal/scripts/emcal_electrons_analysis.cxx
+++ b/ecal/scripts/emcal_electrons_analysis.cxx
@@ -76,7 +76,7 @@ void emcal_electrons_analysis(const char* input_fname = "rec_electron_10kEvt.roo
   };
 
   // Momentum [GeV]
-  auto p_rec = [](const std::ector<float>& energy_term, const std::vector<float>& mass_term){return TMath::Sqrt((energy_term*energy_term)-(mass_term)); };
+  auto p_rec = [](const std::vector<float>& energy_term, const std::vector<float>& mass_term){return TMath::Sqrt((energy_term*energy_term)-(mass_term)); };
   //auto p_rec = [] (const std::vector<eic::ClusterData>& evt) {
   //      std::vector<float> result;
   //      for (const auto& i: evt)