diff --git a/src/oldpool_func.h b/src/oldpool_func.h
index 4397d8443b..8a26adc224 100644
--- a/src/oldpool_func.h
+++ b/src/oldpool_func.h
@@ -17,7 +17,7 @@ template<typename T, typename Tid, OldMemoryPool<T> *Tpool> T *PoolItem<T, Tid,
 {
 	uint last_minus_one = Tpool->GetSize() - 1;
 
-	for (T *t = Tpool->Get(first); t != NULL; t = (t->index < last_minus_one) ? Tpool->Get(t->index + 1U) : NULL) {
+	for (T *t = Tpool->Get(first); t != NULL; t = ((uint)t->index < last_minus_one) ? Tpool->Get(t->index + 1U) : NULL) {
 		if (!t->IsValid()) {
 			first = t->index;
 			Tid index = t->index;
@@ -44,7 +44,7 @@ template<typename T, typename Tid, OldMemoryPool<T> *Tpool> bool PoolItem<T, Tid
 {
 	uint last_minus_one = Tpool->GetSize() - 1;
 
-	for (T *t = Tpool->Get(Tpool->first_free_index); t != NULL; t = (t->index < last_minus_one) ? Tpool->Get(t->index + 1U) : NULL) {
+	for (T *t = Tpool->Get(Tpool->first_free_index); t != NULL; t = ((uint)t->index < last_minus_one) ? Tpool->Get(t->index + 1U) : NULL) {
 		if (!t->IsValid()) return true;
 		Tpool->first_free_index = t->index;
 	}
diff --git a/src/player_base.h b/src/player_base.h
index 6e175d1271..e8c77344d2 100644
--- a/src/player_base.h
+++ b/src/player_base.h
@@ -80,11 +80,9 @@ struct Player : PoolItem<Player, PlayerByte, &_Player_pool> {
 	inline bool IsValid() const { return this->name_1 != 0; }
 };
 
-inline bool operator < (PlayerID p, uint u) {return (uint)p < u;}
-
 static inline bool IsValidPlayerID(PlayerID index)
 {
-	return index < GetPlayerPoolSize() && GetPlayer(index)->IsValid();
+	return (uint)index < GetPlayerPoolSize() && GetPlayer(index)->IsValid();
 }
 
 #define FOR_ALL_PLAYERS_FROM(d, start) for (d = GetPlayer(start); d != NULL; d = (d->index + 1U < GetPlayerPoolSize()) ? GetPlayer(d->index + 1U) : NULL) if (d->IsValid())