diff --git a/src/ML-METATOMIC/pair_metatomic.cpp b/src/ML-METATOMIC/pair_metatomic.cpp
index 6d9b22b13d7..4c9d4d8cd38 100644
--- a/src/ML-METATOMIC/pair_metatomic.cpp
+++ b/src/ML-METATOMIC/pair_metatomic.cpp
@@ -718,7 +718,7 @@ void PairMetatomic::compute(int eflag, int vflag) {
 
             error->warning(FLERR,
                 "The uncertainty on atomic energies for {} are larger than "
-                "the threshold of {}. Be careful when analyzing the results, "
+                "the threshold of {} eV/atom. Be careful when analyzing the results, "
                 "and consider retraining the model to better describe these "
                 "configurations.",
                 atoms_message.str(), mta_data->uncertainty_threshold