diff --git a/ProcessLib/TH2M/PhaseTransitionModels/PhaseTransitionModel.cpp b/ProcessLib/TH2M/PhaseTransitionModels/PhaseTransitionModel.cpp
index 2de4cac341d91fe4c7f3f178a6bec78610910215..c93ca6b7a38a9a65e11342f4446dce4c3f42aca2 100644
--- a/ProcessLib/TH2M/PhaseTransitionModels/PhaseTransitionModel.cpp
+++ b/ProcessLib/TH2M/PhaseTransitionModels/PhaseTransitionModel.cpp
@@ -46,8 +46,10 @@ int findComponentIndex(
     // solvate.
 
     OGS_FATAL(
-        "PhaseTransitionModel::findComponentIndex could not find the "
-        "specified property type in the phase.");
+        "PhaseTransitionModel: findComponentIndex() could not find the "
+        "specified property type '{:s}' in phase '{:s}'.",
+        MaterialPropertyLib::property_enum_to_string[property_type],
+        phase_name);
 }
 }  // namespace TH2M
 }  // namespace ProcessLib
\ No newline at end of file