diff --git a/frontend-js/src/main/js/map/CustomMap.js b/frontend-js/src/main/js/map/CustomMap.js
index 7ad9da7bfd640dd8ecfa7750cedefa782358b3cf..4d2a2e311051c02507875e2e004b5308e7f74d1a 100644
--- a/frontend-js/src/main/js/map/CustomMap.js
+++ b/frontend-js/src/main/js/map/CustomMap.js
@@ -890,7 +890,7 @@ CustomMap.prototype.getOverlayDataForAlias = function (alias, general) {
  *
  * @param {Reaction} reaction
  *           for which overlay data will be returned
- * @param {Array} general
+ * @param {Object.<string,boolean>} general
  * @returns {Promise} of data from all {OverlayCollection} for a given alias
  */
 CustomMap.prototype.getOverlayDataForReaction = function (reaction, general) {
diff --git a/frontend-js/src/main/js/map/window/ReactionInfoWindow.js b/frontend-js/src/main/js/map/window/ReactionInfoWindow.js
index e2fa0b75e407a221894dea4391c1da7506786114..cca0f9d2c820e3e6b6ebe8ed31a42415f8ffc07d 100644
--- a/frontend-js/src/main/js/map/window/ReactionInfoWindow.js
+++ b/frontend-js/src/main/js/map/window/ReactionInfoWindow.js
@@ -224,6 +224,7 @@ ReactionInfoWindow.prototype.init = function () {
 /**
  * Returns array with data taken from all known {@link AbstractDbOverlay}.
  *
+ * @param {Object.<string,boolean>} general
  * @returns {Promise} of an array with data from {@link AbstractDbOverlay}
  */
 ReactionInfoWindow.prototype.getOverlaysData = function (general) {