diff --git a/src/team.cpp b/src/team.cpp
index d2608fd57c9..d9686fbd003 100644
--- a/src/team.cpp
+++ b/src/team.cpp
@@ -638,19 +638,6 @@ int team::nteams()
 	}
 }
 
-const std::set<gamemap::location> vacant_villages(const std::set<gamemap::location>& villages, const unit_map& units)
-{
-	std::set<gamemap::location> res;
-
-	for(std::set<gamemap::location>::const_iterator i = villages.begin(); i != villages.end(); ++i) {
-		if(units.count(*i) == 0) {
-			res.insert(*i);
-		}
-	}
-
-	return res;
-}
-
 bool is_observer()
 {
 	if(teams == NULL) {
diff --git a/src/unit.cpp b/src/unit.cpp
index 384c965d346..cd8ea634f20 100644
--- a/src/unit.cpp
+++ b/src/unit.cpp
@@ -2798,6 +2798,7 @@ bool unit::invisible(const gamemap::location& loc,
 	return is_inv;
 }
 
+//! Returns the number of units of the given side (team).
 int team_units(const unit_map& units, unsigned int side)
 {
 	int res = 0;
diff --git a/src/unit.hpp b/src/unit.hpp
index 2adc45c2016..64e4ab72a46 100644
--- a/src/unit.hpp
+++ b/src/unit.hpp
@@ -430,8 +430,6 @@ struct team_data
 
 team_data calculate_team_data(const class team& tm, int side, const unit_map& units);
 
-const std::set<gamemap::location> vacant_villages(const std::set<gamemap::location>& villages, const unit_map& units);
-
 // This object is used to temporary place a unit in the unit map,
 // swapping out any unit that is already there.
 // On destruction, it restores the unit map to its original .