diff --git a/src/Controls/controls.cxx b/src/Controls/controls.cxx
index a60ae0ca3..dc3892e20 100644
--- a/src/Controls/controls.cxx
+++ b/src/Controls/controls.cxx
@@ -61,6 +61,8 @@ FGControls::FGControls() :
     rudder_trim( 0.0 ),
     flaps( 0.0 ),
     parking_brake( 0.0 ),
+    speed_brake( 0.0 ),
+    spoilers( 0.0 ),
     throttle_idle( true ),
     gear_down( false )
 {
@@ -164,7 +166,13 @@ FGControls::bind ()
   }
   fgTie("/controls/parking-brake", this,
 	&FGControls::get_parking_brake, &FGControls::set_parking_brake);
-  fgSetArchivable("/controls/parking-brake");
+  fgSetArchivable("/controls/speed-brake");
+  fgTie("/controls/speed-brake", this,
+        &FGControls::get_speed_brake, &FGControls::set_speed_brake);
+  fgSetArchivable("/controls/speed-brake");
+  fgTie("/controls/spoilers", this,
+        &FGControls::get_spoilers, &FGControls::set_spoilers);
+  fgSetArchivable("/controls/spoilers");
   for (index = 0; index < MAX_WHEELS; index++) {
       char name[32];
       sprintf(name, "/controls/brakes[%d]", index);
@@ -519,6 +527,20 @@ FGControls::set_parking_brake( double pos )
     CLAMP(&parking_brake, 0.0, 1.0);
 }
 
+void
+FGControls::set_speed_brake( double pos )
+{
+    speed_brake = pos;
+    CLAMP(&speed_brake, 0.0, 1.0);
+}
+
+void
+FGControls::set_spoilers( double pos )
+{
+    spoilers = pos;
+    CLAMP(&spoilers, 0.0, 1.0);
+}
+
 void
 FGControls::set_brake( int wheel, double pos )
 {
diff --git a/src/Controls/controls.hxx b/src/Controls/controls.hxx
index a58561cb9..1d7ae58e4 100644
--- a/src/Controls/controls.hxx
+++ b/src/Controls/controls.hxx
@@ -70,6 +70,8 @@ private:
     bool fuel_pump[MAX_ENGINES];
     double prop_advance[MAX_ENGINES];
     double parking_brake;
+    double speed_brake;
+    double spoilers;
     double brake[MAX_WHEELS];
     int magnetos[MAX_ENGINES];
     bool throttle_idle;
@@ -108,6 +110,8 @@ public:
 	return prop_advance[engine];
     }
     inline double get_parking_brake() const { return parking_brake; }
+    inline double get_speed_brake() const { return speed_brake; }
+    inline double get_spoilers() const { return spoilers; }
     inline double get_brake(int wheel) const { return brake[wheel]; }
     inline int get_magnetos(int engine) const { return magnetos[engine]; }
     inline bool get_starter(int engine) const { return starter[engine]; }
@@ -143,6 +147,8 @@ public:
     void set_starter( int engine, bool flag );
     void set_fuel_selector( int tank, bool pos );
     void set_parking_brake( double pos );
+    void set_speed_brake( double pos );
+    void set_spoilers( double pos );
     void set_brake( int wheel, double pos );
     void move_brake( int wheel, double amt );
     void set_gear_down( bool gear );
diff --git a/src/FDM/JSBSim/JSBSim.cxx b/src/FDM/JSBSim/JSBSim.cxx
index aaa08ef87..7e7be7416 100644
--- a/src/FDM/JSBSim/JSBSim.cxx
+++ b/src/FDM/JSBSim/JSBSim.cxx
@@ -371,8 +371,8 @@ bool FGJSBsim::copy_to_JSBsim() {
     FCS->SetDrCmd( -globals->get_controls()->get_rudder() );
     FCS->SetYawTrimCmd( -globals->get_controls()->get_rudder_trim() );
     FCS->SetDfCmd(  globals->get_controls()->get_flaps() );
-    FCS->SetDsbCmd( 0.0 ); //speedbrakes
-    FCS->SetDspCmd( 0.0 ); //spoilers
+    FCS->SetDsbCmd( globals->get_controls()->get_speed_brake() );
+    FCS->SetDspCmd( globals->get_controls()->get_spoilers() );
 
 				// Parking brake sets minimum braking
 				// level for mains.