diff --git a/opm/polymer/fullyimplicit/FullyImplicitCompressiblePolymerSolver.hpp b/opm/polymer/fullyimplicit/FullyImplicitCompressiblePolymerSolver.hpp
index e86b34769..293ed06f1 100644
--- a/opm/polymer/fullyimplicit/FullyImplicitCompressiblePolymerSolver.hpp
+++ b/opm/polymer/fullyimplicit/FullyImplicitCompressiblePolymerSolver.hpp
@@ -88,6 +88,9 @@ namespace Opm {
         int newtonIterations() const;
         int linearIterations() const;
 
+        /// Not used by this class except to satisfy interface requirements.
+        typedef parameter::ParameterGroup SolverParameters;
+
     private:
         typedef AutoDiffBlock<double> ADB;
         typedef ADB::V V;
diff --git a/opm/polymer/fullyimplicit/SimulatorFullyImplicitCompressiblePolymer.hpp b/opm/polymer/fullyimplicit/SimulatorFullyImplicitCompressiblePolymer.hpp
index e3abe9654..c6a9a9110 100644
--- a/opm/polymer/fullyimplicit/SimulatorFullyImplicitCompressiblePolymer.hpp
+++ b/opm/polymer/fullyimplicit/SimulatorFullyImplicitCompressiblePolymer.hpp
@@ -79,6 +79,11 @@ namespace Opm
         typedef BlackoilOutputWriter OutputWriter;
         typedef GridT Grid;
         typedef FullyImplicitCompressiblePolymerSolver Solver;
+        /// Dummy class, this Solver does not use a Model.
+        struct Model
+        {
+            typedef parameter::ParameterGroup ModelParameters;
+        };
     };
 
     /// Class collecting all necessary components for a two-phase simulation.