diff --git a/ebos/eclproblem.hh b/ebos/eclproblem.hh
index a8da3ccd8..a565fc47b 100644
--- a/ebos/eclproblem.hh
+++ b/ebos/eclproblem.hh
@@ -1465,6 +1465,9 @@ public:
     const EclTracerModel<TypeTag>& tracerModel() const
     { return tracerModel_; }
 
+    EclTracerModel<TypeTag>& tracerModel()
+    { return tracerModel_; }
+
     /*!
      * \copydoc FvBaseMultiPhaseProblem::porosity
      *