diff --git a/app/utils/__tests__/timeUtils.spec.js b/app/utils/__tests__/timeUtils.spec.js
index fb3a68cb1..ed77c145d 100644
--- a/app/utils/__tests__/timeUtils.spec.js
+++ b/app/utils/__tests__/timeUtils.spec.js
@@ -554,6 +554,7 @@ describe('Utils: timeUtils', () => {
         {
           begin: '2015-10-09T10:00:00+03:00',
           end: '2015-10-09T11:00:00+03:00',
+          id: 111,
         },
       ];
       let twoReservations = [
@@ -561,17 +562,20 @@ describe('Utils: timeUtils', () => {
           begin: '2015-10-09T09:00:00+03:00',
           end: '2015-10-09T10:00:00+03:00',
           isOwn: false,
+          id: 112
         },
         {
           begin: '2015-10-09T11:00:00+03:00',
           end: '2015-10-09T12:00:00+03:00',
           isOwn: true,
+          id: 113
         }
       ];
       const reservationsToEdit = [
         {
           begin: '2015-10-09T08:30:00+03:00',
           end: '2015-10-09T09:30:00+03:00',
+          id: 123
         },
       ];
       test('is always false when cooldown is not set or it is 0', () => {
@@ -621,10 +625,10 @@ describe('Utils: timeUtils', () => {
         expect(slots[1].onCooldown).toBe(false);
         expect(slots[2].onCooldown).toBe(true);
         expect(slots[3].onCooldown).toBe(false);
-        expect(slots[4].onCooldown).toBe(false);
+        expect(slots[4].onCooldown).toBe(true);
       });
 
-      test('is true when editing with two reservations, !isOwn reservations cooldown remains', () => {
+      test('is true when editing with two reservations', () => {
         const cooldown = '1:00:00';
         twoReservations = [
           {
@@ -649,7 +653,7 @@ describe('Utils: timeUtils', () => {
         expect(slots[0].onCooldown).toBe(false);
         expect(slots[1].onCooldown).toBe(true);
         expect(slots[2].onCooldown).toBe(false);
-        expect(slots[3].onCooldown).toBe(false);
+        expect(slots[3].onCooldown).toBe(true);
         expect(slots[4].onCooldown).toBe(false);
       });
 
diff --git a/app/utils/timeUtils.js b/app/utils/timeUtils.js
index 7f9e12b18..3f5bc0c1a 100644
--- a/app/utils/timeUtils.js
+++ b/app/utils/timeUtils.js
@@ -170,8 +170,8 @@ function getTimeSlots(
         The cooldown slots get a reservation but are NOT set as reserved.
 
         When editing a reservation,
-        the cooldown slots that ONLY have the users reservation are false.
-        If a cooldown slots reservation is NOT
+        the cooldown slots that ONLY have the users currently selected reservation
+        to edit are false. If a cooldown slots reservation is NOT
         the users or its shared with another reservation it remains true.
       */
       const isEditing = Boolean(reservationsToEdit.length);
@@ -181,7 +181,8 @@ function getTimeSlots(
           reservation.push(reservations[index]);
 
           if (isEditing) {
-            if (reservation.some(res => !res.isOwn)) {
+            const resToEditId = reservationsToEdit[0]?.id;
+            if (reservation.some(res => res.id !== resToEditId)) {
               onCooldown = true;
             } else {
               onCooldown = false;