diff --git a/CHANGELOG.md b/CHANGELOG.md
index 53cfd1622..4bd02d555 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,5 +1,7 @@
 # Changelog Fab-manager
 
+- Fix a bug: unable to refresh machine/space/training calender after pay an reservation
+
 ## v6.0.7 2023 June 20
 
 - Fix a bug: OpenAPI accounting gateway_object_id missing error
diff --git a/app/frontend/src/javascript/controllers/machines.js.erb b/app/frontend/src/javascript/controllers/machines.js.erb
index 9d8556865..984eaf665 100644
--- a/app/frontend/src/javascript/controllers/machines.js.erb
+++ b/app/frontend/src/javascript/controllers/machines.js.erb
@@ -692,20 +692,9 @@ Application.Controllers.controller('ReserveMachineController', ['$scope', '$tran
      * Refetch all events from the API and re-populate the calendar with the resulting slots
      */
     const refreshCalendar = function () {
-      const view = uiCalendarConfig.calendars.calendar.fullCalendar('getView');
-      return Availability.machine({
-        machineId: $scope.machine.id,
-        member_id: $scope.ctrl.member.id,
-        start: view.start,
-        end: view.end,
-        timezone: Fablab.timezone
-      }, function (slots) {
-        uiCalendarConfig.calendars.calendar.fullCalendar('removeEvents');
-        return $scope.eventSources.splice(0, 1, {
-            events: slots,
-            textColor: 'black'
-          }
-        );
+      $scope.eventSources.splice(0, 1, {
+        url: `/api/availabilities/machines/${$transition$.params().id}?member_id=${$scope.ctrl.member.id}`,
+        textColor: 'black'
       });
     }
 
diff --git a/app/frontend/src/javascript/controllers/spaces.js.erb b/app/frontend/src/javascript/controllers/spaces.js.erb
index d4bded6da..379c17123 100644
--- a/app/frontend/src/javascript/controllers/spaces.js.erb
+++ b/app/frontend/src/javascript/controllers/spaces.js.erb
@@ -609,20 +609,9 @@ Application.Controllers.controller('ReserveSpaceController', ['$scope', '$transi
      * Refetch all events from the API and re-populate the calendar with the resulting slots
      */
     const refreshCalendar = function () {
-      const view = uiCalendarConfig.calendars.calendar.fullCalendar('getView');
-      return Availability.spaces({
-        spaceId: $scope.space.id,
-        member_id: $scope.ctrl.member.id,
-        start: view.start,
-        end: view.end,
-        timezone: Fablab.timezone
-      }, function (spaces) {
-        uiCalendarConfig.calendars.calendar.fullCalendar('removeEvents');
-        return $scope.eventSources.splice(0, 1, {
-            events: spaces,
-            textColor: 'black'
-          }
-        );
+      $scope.eventSources.splice(0, 1, {
+        url: `/api/availabilities/spaces/${$transition$.params().id}?member_id=${$scope.ctrl.member.id}`,
+        textColor: 'black'
       });
     };
 
diff --git a/app/frontend/src/javascript/controllers/trainings.js.erb b/app/frontend/src/javascript/controllers/trainings.js.erb
index 0fa0a18a8..fe96a2e77 100644
--- a/app/frontend/src/javascript/controllers/trainings.js.erb
+++ b/app/frontend/src/javascript/controllers/trainings.js.erb
@@ -385,20 +385,9 @@ Application.Controllers.controller('ReserveTrainingController', ['$scope', '$tra
      * Refetch all events from the API and re-populate the calendar with the resulting slots
      */
     const refreshCalendar = function () {
-      const view = uiCalendarConfig.calendars.calendar.fullCalendar('getView');
-      const id = $transition$.params().id === 'all' ? $transition$.params().id : $scope.training.id;
-      Availability.trainings({
-        trainingId: id,
-        member_id: $scope.ctrl.member.id,
-        start: view.start,
-        end: view.end,
-        timezone: Fablab.timezone
-      }, function (trainings) {
-        uiCalendarConfig.calendars.calendar.fullCalendar('removeEvents');
-        $scope.eventSources.splice(0, 1, {
-          events: trainings,
-          textColor: 'black'
-        });
+      $scope.eventSources.splice(0, 1, {
+        url: `/api/availabilities/trainings/${$transition$.params().id}`,
+        textColor: 'black'
       });
     }