diff --git a/ebos/eclproblem.hh b/ebos/eclproblem.hh
index 8e6cc1d78..483c1e43b 100644
--- a/ebos/eclproblem.hh
+++ b/ebos/eclproblem.hh
@@ -595,6 +595,9 @@ class EclProblem : public GetPropType<TypeTag, Properties::BaseProblem>
                                             GetPropType<TypeTag, Properties::FluidSystem>,
                                             GetPropType<TypeTag, Properties::Scalar>>
 {
+    using BaseType = EclGenericProblem<GetPropType<TypeTag, Properties::GridView>,
+                                       GetPropType<TypeTag, Properties::FluidSystem>,
+                                       GetPropType<TypeTag, Properties::Scalar>>;
     using ParentType = GetPropType<TypeTag, Properties::BaseProblem>;
     using Implementation = GetPropType<TypeTag, Properties::Problem>;
 
@@ -2048,6 +2051,16 @@ public:
         return eclWriter_;
     }
 
+    template<class Serializer>
+    void serializeOp(Serializer& serializer)
+    {
+        serializer(static_cast<BaseType&>(*this));
+        serializer(drift_);
+        serializer(wellModel_);
+        serializer(aquiferModel_);
+        serializer(tracerModel_);
+    }
+
 private:
     template<class UpdateFunc>
     void updateProperty_(const std::string& failureMsg,