diff --git a/opm/simulators/wells/WellState.cpp b/opm/simulators/wells/WellState.cpp
index a4090a126..5fe341029 100644
--- a/opm/simulators/wells/WellState.cpp
+++ b/opm/simulators/wells/WellState.cpp
@@ -114,24 +114,6 @@ WellState::parallelWellInfo(std::size_t well_index) const
     return *parallel_well_info_[well_index];
 }
 
-bool WellState::wellIsOwned(std::size_t well_index,
-                            [[maybe_unused]] const std::string& wellName) const
-{
-    const auto& well_info = parallelWellInfo(well_index);
-    assert(well_info.name() == wellName);
-
-    return well_info.isOwner();
-}
-
-bool WellState::wellIsOwned(const std::string& wellName) const
-{
-    const auto& it = this->wellMap_.find( wellName );
-    if (it == this->wellMap_.end()) {
-        OPM_THROW(std::logic_error, "Could not find well " << wellName << " in well map");
-    }
-    const int well_index = it->second[0];
-    return wellIsOwned(well_index, wellName);
-}
 
 void WellState::shutWell(int well_index)
 {
diff --git a/opm/simulators/wells/WellState.hpp b/opm/simulators/wells/WellState.hpp
index 4c3ae74eb..315b75e60 100644
--- a/opm/simulators/wells/WellState.hpp
+++ b/opm/simulators/wells/WellState.hpp
@@ -111,10 +111,6 @@ public:
 
     const ParallelWellInfo& parallelWellInfo(std::size_t well_index) const;
 
-    bool wellIsOwned(std::size_t well_index,
-                     const std::string& wellName) const;
-
-    bool wellIsOwned(const std::string& wellName) const;
 
 
     /// The number of phases present.
diff --git a/opm/simulators/wells/WellStateFullyImplicitBlackoil.cpp b/opm/simulators/wells/WellStateFullyImplicitBlackoil.cpp
index cd5318508..3ecdc467d 100644
--- a/opm/simulators/wells/WellStateFullyImplicitBlackoil.cpp
+++ b/opm/simulators/wells/WellStateFullyImplicitBlackoil.cpp
@@ -975,6 +975,25 @@ WellStateFullyImplicitBlackoil::reportSegmentResults(const PhaseUsage& pu,
     return seg_res;
 }
 
+bool WellStateFullyImplicitBlackoil::wellIsOwned(std::size_t well_index,
+                                                 [[maybe_unused]] const std::string& wellName) const
+{
+    const auto& well_info = parallelWellInfo(well_index);
+    assert(well_info.name() == wellName);
+
+    return well_info.isOwner();
+}
+
+bool WellStateFullyImplicitBlackoil::wellIsOwned(const std::string& wellName) const
+{
+    const auto& it = this->wellMap_.find( wellName );
+    if (it == this->wellMap_.end()) {
+        OPM_THROW(std::logic_error, "Could not find well " << wellName << " in well map");
+    }
+    const int well_index = it->second[0];
+    return wellIsOwned(well_index, wellName);
+}
+
 int WellStateFullyImplicitBlackoil::numSegments(const int well_id) const
 {
     const auto topseg = this->topSegmentIndex(well_id);
diff --git a/opm/simulators/wells/WellStateFullyImplicitBlackoil.hpp b/opm/simulators/wells/WellStateFullyImplicitBlackoil.hpp
index 05efe8f93..cdc1ec6ec 100644
--- a/opm/simulators/wells/WellStateFullyImplicitBlackoil.hpp
+++ b/opm/simulators/wells/WellStateFullyImplicitBlackoil.hpp
@@ -377,6 +377,11 @@ public:
         return this->global_well_info.value().well_name(index);
     }
 
+    bool wellIsOwned(std::size_t well_index,
+                     const std::string& wellName) const;
+
+    bool wellIsOwned(const std::string& wellName) const;
+
 private:
     std::vector<double> perfphaserates_;
     WellContainer<int> is_producer_; // Size equal to number of local wells.
@@ -492,6 +497,7 @@ private:
     // overhead) this is simpler than writing code to delete it.
     //
     void updateWellsDefaultALQ(const std::vector<Well>& wells_ecl);
+
 };
 
 } // namespace Opm