diff --git a/src/descriptions/arcologyDescription.js b/src/descriptions/arcologyDescription.js
index a0a2bc0a6567b8ae9c4ed7f97b0a2f9977a18e48..33764482c6f05513e164a59413cd674f62a2f32d 100644
--- a/src/descriptions/arcologyDescription.js
+++ b/src/descriptions/arcologyDescription.js
@@ -7,7 +7,7 @@ App.Desc.playerArcology = function(lastElement) {
 	const fragment = document.createDocumentFragment();
 
 	/**
-	 * @param {string|HTMLElement|DocumentFragment} contents
+	 * @param {(string|HTMLElement|DocumentFragment)[]} contents
 	 */
 	function addParagraph(...contents) {
 		if (contents.every(s => !s)) {