diff --git a/src/004-base/facility.js b/src/004-base/facility.js
index 0b5246c0a78472f996f3ac4f3d5fd8909e9d87b1..465475f98395b36a0d53a928ba156a241c8d07b4 100644
--- a/src/004-base/facility.js
+++ b/src/004-base/facility.js
@@ -271,7 +271,7 @@ App.Entity.Facilities.ManagingJob = class extends App.Entity.Facilities.Job {
 App.Entity.Facilities.Facility = class {
 	/**
 	 * @param {App.Data.FacilityDesc} desc defines state variable for this facility
-	 * @param {object.<string, App.Entity.Facilities.Job>} [jobs] job object that are not default
+	 * @param {Object.<string, App.Entity.Facilities.Job>} [jobs] job object that are not default
 	 * @param {App.Entity.Facilities.ManagingJob} [manager]
 	 */
 	constructor(desc, jobs, manager) {
diff --git a/src/js/slaveListing.js b/src/js/slaveListing.js
index 7c1186df79bb3988f31d5e8ccb2825669da5556d..4c9bd8e53b6aac555648479cdb34302eb43534b3 100644
--- a/src/js/slaveListing.js
+++ b/src/js/slaveListing.js
@@ -349,7 +349,7 @@ App.UI.SlaveList.render = function() {
 		 * @param {string} tagName
 		 * @param {string} [content]
 		 * @param {string|string[]} [classNames]
-		 * @param {object.<string, any>} [attributes]
+		 * @param {Object.<string, any>} [attributes]
 		 * @returns {HTMLElement}
 		 */
 		function makeElement(container, tagName, content, classNames, attributes) {
diff --git a/src/js/surgery.js b/src/js/surgery.js
index dd95e5408b37162c2c53d2ec9a098aa30421b450..98b802e27ed61bde64b54f41f2f086eb05ff04c6 100644
--- a/src/js/surgery.js
+++ b/src/js/surgery.js
@@ -118,7 +118,7 @@ App.Medicine.Surgery.ListHelpers = class {
 	/**
 	 * @param {App.Entity.SlaveState} slave
 	 * @param {string} bodyPart
-	 * @param {object.<string, string>} keys
+	 * @param {Object.<string, string>} keys
 	 * @param {App.Utils.Pronouns} pronouns
 	 * @param {boolean} showCCs
 	 */