diff --git a/src/AIModel/AIBase.cxx b/src/AIModel/AIBase.cxx
index 2a1abff84..836df56d5 100644
--- a/src/AIModel/AIBase.cxx
+++ b/src/AIModel/AIBase.cxx
@@ -133,14 +133,14 @@ bool FGAIBase::init() {
      try {
        model = load3DModel( globals->get_fg_root(), ai_path.str(), props,
                         globals->get_sim_time_sec() );
-     } catch (const sg_exception &e) {
+     } catch (const sg_exception &) {
        model = NULL;
      }
      if (!model) {
        try {
          model = load3DModel( globals->get_fg_root(), model_path, props,
                         globals->get_sim_time_sec() );
-       } catch (const sg_exception &e) {
+       } catch (const sg_exception &) {
          model = NULL;
        }
      }
diff --git a/src/Traffic/Schedule.cxx b/src/Traffic/Schedule.cxx
index 039705ad2..9aa64dc12 100644
--- a/src/Traffic/Schedule.cxx
+++ b/src/Traffic/Schedule.cxx
@@ -374,7 +374,7 @@ bool FGAISchedule::update(time_t now)
 	    {
 	      string flightPlanName = dep->getId() + string("-") + arr->getId() + 
 		string(".xml");
-	      int alt;
+	      //int alt;
 	      //if  ((i->getDepartureTime() < now))
 	      //{
 	      //	  alt = i->getCruiseAlt() *100;
@@ -461,8 +461,8 @@ void FGAISchedule::next()
 
 double FGAISchedule::getSpeed()
 {
-  double courseToUser,   courseToDest;
-  double distanceToUser, distanceToDest;
+  double courseToDest;
+  double distanceToDest;
   double speed, remainingTimeEnroute;
   FGAirport *dep, *arr;