diff --git a/js/utils.js b/js/utils.js
index 3feab251a49d15a9357b6848d9315565dcd5e787..8a259676675a730e2f434ad4bd10bd17b258273f 100644
--- a/js/utils.js
+++ b/js/utils.js
@@ -322,7 +322,7 @@ App.Utils.topologicalSort = function(keys, edges) {
  * Sorts by values accessible by unsorted[key]
  * Values of the second array must be a subset of sorted
  *
- * O(n)
+ * O(n + m)
  *
  * @param {Array<any>} sorted
  * @param {Array<object>} unsorted
diff --git a/src/arcologyBuilding/base.js b/src/arcologyBuilding/base.js
index 61e610d30b21df4af2d29632130d8043b91a8416..bdbe6922bf5be8aa2ae286080f44ded73c0aec99 100644
--- a/src/arcologyBuilding/base.js
+++ b/src/arcologyBuilding/base.js
@@ -184,6 +184,10 @@ App.Arcology.Building = class {
 		return div;
 	}
 
+	/**
+	 * @param {Array<{any}>} path
+	 * @returns {App.Arcology.Cell.BaseCell}
+	 */
 	cellByPath(path) {
 		const section = this.sections[path[0]];