diff --git a/opm/simulators/utils/ParallelSerialization.cpp b/opm/simulators/utils/ParallelSerialization.cpp
index dc9433682..2c89dc1db 100644
--- a/opm/simulators/utils/ParallelSerialization.cpp
+++ b/opm/simulators/utils/ParallelSerialization.cpp
@@ -48,6 +48,7 @@
 #include <opm/input/eclipse/Schedule/Well/WellConnections.hpp>
 #include <opm/input/eclipse/Schedule/Well/WList.hpp>
 #include <opm/input/eclipse/Schedule/Well/WListManager.hpp>
+#include <opm/input/eclipse/Schedule/Well/WellBrineProperties.hpp>
 #include <opm/input/eclipse/Schedule/Well/WellFoamProperties.hpp>
 #include <opm/input/eclipse/Schedule/Well/WellTestState.hpp>
 
diff --git a/opm/simulators/wells/WellInterfaceGeneric.cpp b/opm/simulators/wells/WellInterfaceGeneric.cpp
index 5ac1302e2..15b2d1732 100644
--- a/opm/simulators/wells/WellInterfaceGeneric.cpp
+++ b/opm/simulators/wells/WellInterfaceGeneric.cpp
@@ -22,6 +22,7 @@
 #include <config.h>
 #include <opm/simulators/wells/WellInterfaceGeneric.hpp>
 
+#include <opm/input/eclipse/Schedule/Well/WellBrineProperties.hpp>
 #include <opm/input/eclipse/Schedule/Well/WellConnections.hpp>
 #include <opm/input/eclipse/Schedule/Well/WellFoamProperties.hpp>
 #include <opm/input/eclipse/Schedule/Well/WellTestState.hpp>
@@ -453,4 +454,17 @@ double WellInterfaceGeneric::wfoam_() const
     }
 }
 
+double WellInterfaceGeneric::wsalt_() const
+{
+    auto injectorType = this->well_ecl_.injectorType();
+
+    if (injectorType == InjectorType::WATER) {
+        WellBrineProperties fprop = this->well_ecl_.getBrineProperties();
+        return fprop.m_saltConcentration;
+    } else {
+        // Not a water injection well => no salt (?).
+        return 0.0;
+    }
+}
+
 } // namespace Opm
diff --git a/opm/simulators/wells/WellInterfaceGeneric.hpp b/opm/simulators/wells/WellInterfaceGeneric.hpp
index 8db620684..5b096bba3 100644
--- a/opm/simulators/wells/WellInterfaceGeneric.hpp
+++ b/opm/simulators/wells/WellInterfaceGeneric.hpp
@@ -199,6 +199,7 @@ protected:
     bool getAllowCrossFlow() const;
 
     double wfoam_() const;
+    double wsalt_() const;
 
     // definition of the struct OperabilityStatus
     struct OperabilityStatus {
diff --git a/opm/simulators/wells/WellInterface_impl.hpp b/opm/simulators/wells/WellInterface_impl.hpp
index faed0c53f..ccea224ea 100644
--- a/opm/simulators/wells/WellInterface_impl.hpp
+++ b/opm/simulators/wells/WellInterface_impl.hpp
@@ -135,15 +135,7 @@ namespace Opm
     wsalt() const
     {
         if constexpr (has_brine) {
-            auto injectorType = this->well_ecl_.injectorType();
-
-            if (injectorType == InjectorType::WATER) {
-                WellBrineProperties fprop = this->well_ecl_.getBrineProperties();
-                return fprop.m_saltConcentration;
-            } else {
-                // Not a water injection well => no salt (?).
-                return 0.0;
-            }
+            return this->wsalt_();
         }
 
         return 0.0;
diff --git a/tests/test_ParallelSerialization.cpp b/tests/test_ParallelSerialization.cpp
index 3d575f574..69b22b607 100644
--- a/tests/test_ParallelSerialization.cpp
+++ b/tests/test_ParallelSerialization.cpp
@@ -96,6 +96,7 @@
 #include <opm/input/eclipse/Schedule/Well/NameOrder.hpp>
 #include <opm/input/eclipse/Schedule/Well/PAvg.hpp>
 #include <opm/input/eclipse/Schedule/Well/Well.hpp>
+#include <opm/input/eclipse/Schedule/Well/WellBrineProperties.hpp>
 #include <opm/input/eclipse/Schedule/Well/WellConnections.hpp>
 #include <opm/input/eclipse/Schedule/Well/WellFoamProperties.hpp>
 #include <opm/input/eclipse/Schedule/Well/WellPolymerProperties.hpp>