diff --git a/eeschema/sim/netlist_exporter_pspice_sim.h b/eeschema/sim/netlist_exporter_pspice_sim.h
index a083cb96ec..c23a09c6a9 100644
--- a/eeschema/sim/netlist_exporter_pspice_sim.h
+++ b/eeschema/sim/netlist_exporter_pspice_sim.h
@@ -50,6 +50,7 @@ public:
             NETLIST_EXPORTER_PSPICE( aSchematic )
     {
     }
+    virtual ~NETLIST_EXPORTER_PSPICE_SIM() {}
 
     /**
      * Return name of Spice dataset for a specific plot.
diff --git a/eeschema/sim/spice_settings.h b/eeschema/sim/spice_settings.h
index b80052748c..2dabfc1c18 100644
--- a/eeschema/sim/spice_settings.h
+++ b/eeschema/sim/spice_settings.h
@@ -87,6 +87,7 @@ class NGSPICE_SIMULATOR_SETTINGS : public SPICE_SIMULATOR_SETTINGS
 {
 public:
     NGSPICE_SIMULATOR_SETTINGS( JSON_SETTINGS* aParent, const std::string& aPath );
+    virtual ~NGSPICE_SIMULATOR_SETTINGS() {}
 
     bool operator==( const SPICE_SIMULATOR_SETTINGS& aRhs ) const override;