diff --git a/src/main/kotlin/ru/dbotthepony/mc/otm/core/collect/BlockPosSet.kt b/src/main/kotlin/ru/dbotthepony/mc/otm/core/collect/BlockPosSet.kt
index 129e77d32..b42bfdd85 100644
--- a/src/main/kotlin/ru/dbotthepony/mc/otm/core/collect/BlockPosSet.kt
+++ b/src/main/kotlin/ru/dbotthepony/mc/otm/core/collect/BlockPosSet.kt
@@ -122,10 +122,10 @@ class BlockPosSet : MutableSet<BlockPos> {
 	}
 
 	override fun isEmpty(): Boolean {
-		var any = false
+		var any = true
 
 		segments.entries.removeIf { (_, s) ->
-			any = any || s.isEmpty
+			any = any && s.isEmpty
 			s.isEmpty
 		}