@@ -82,6 +82,7 @@ void RuleAlienMission::load(const YAML::Node &node)
 	_spawnZone = node["spawnZone"].as<int>(_spawnZone);
 	_weights = node["missionWeights"].as< std::map<size_t, int> >(_weights);
 	_retaliationOdds = node["retaliationOdds"].as<int>(_retaliationOdds);
+	_siteType = node["siteType"].as<std::string>(_siteType);
 	//Only allow full replacement of mission racial distribution.
 	if (const YAML::Node &weights = node["raceWeights"])
 	{
 
@@ -92,6 +92,8 @@ class RuleAlienMission
 	int getWeight(const size_t monthsPassed) const;
 	/// Gets the inherent odds of this mission spawning a retaliation mission.
 	int getRetaliationOdds() const;
+	/// the type of missionSite to spawn (if any)
+	std::string getSiteType() const { return _siteType; }
 private:
 	/// The mission's type ID.
 	std::string _type;
@@ -111,6 +113,8 @@ class RuleAlienMission
 	int _spawnZone;
 	/// The odds that this mission will result in retaliation
 	int _retaliationOdds;
+	/// the type of missionSite to spawn (if any)
+	std::string _siteType;
 };
 
 }
@@ -372,7 +372,7 @@ class MatchBaseCoordinates: public std::unary_function<const Base *, bool>
  */
 void AlienMission::ufoReachedWaypoint(Ufo &ufo, Game &engine, const Globe &globe)
 {
-	const Mod &rules = *engine.getMod();
+	const Mod &mod = *engine.getMod();
 	SavedGame &game = *engine.getSavedGame();
 	const size_t curWaypoint = ufo.getTrajectoryPoint();
 	const size_t nextWaypoint = curWaypoint + 1;
@@ -392,7 +392,7 @@ void AlienMission::ufoReachedWaypoint(Ufo &ufo, Game &engine, const Globe &globe
 	}
 	ufo.setAltitude(trajectory.getAltitude(nextWaypoint));
 	ufo.setTrajectoryPoint(nextWaypoint);
-	const RuleRegion &regionRules = *rules.getRegion(_region);
+	const RuleRegion &regionRules = *mod.getRegion(_region);
 	std::pair<double, double> pos = getWaypoint(trajectory, nextWaypoint, globe, regionRules);
 
 	Waypoint *wp = new Waypoint();
@@ -418,8 +418,16 @@ void AlienMission::ufoReachedWaypoint(Ufo &ufo, Game &engine, const Globe &globe
 			ufo.setStatus(Ufo::DESTROYED);
 
 			MissionArea area = regionRules.getMissionZones().at(trajectory.getZone(curWaypoint)).areas.at(_missionSiteZone);
-			Texture *texture = rules.getGlobe()->getTexture(area.texture);
-			AlienDeployment *deployment = rules.getDeployment(texture->getRandomDeployment());
+			Texture *texture = mod.getGlobe()->getTexture(area.texture);
+			AlienDeployment *deployment;
+			if (mod.getDeployment(_rule.getSiteType()))
+			{
+				deployment = mod.getDeployment(_rule.getSiteType());
+			}
+			else
+			{
+				deployment = mod.getDeployment(texture->getRandomDeployment());
+			}
 			MissionSite *missionSite = spawnMissionSite(game, deployment, area);
 			if (missionSite)
 			{
Original file line number	Diff line number	Diff line change
`@@ -82,6 +82,7 @@ void RuleAlienMission::load(const YAML::Node &node)`
`82`	`82`	`_spawnZone = node["spawnZone"].as<int>(_spawnZone);`
`83`	`83`	`_weights = node["missionWeights"].as< std::map<size_t, int> >(_weights);`
`84`	`84`	`_retaliationOdds = node["retaliationOdds"].as<int>(_retaliationOdds);`
	`85`	`+ _siteType = node["siteType"].as<std::string>(_siteType);`
`85`	`86`	`//Only allow full replacement of mission racial distribution.`
`86`	`87`	`if (const YAML::Node &weights = node["raceWeights"])`
`87`	`88`	`{`