diff --git a/src/organization/activity_log/activity_log_list.component.html b/src/organization/activity_log/activity_log_list.component.html
index c98b118013b..e22f7e991a4 100644
--- a/src/organization/activity_log/activity_log_list.component.html
+++ b/src/organization/activity_log/activity_log_list.component.html
@@ -98,7 +98,7 @@ <h2>{{ rowData.event_name }}</h2>
                                         <li *ngFor="let item of eventData(rowData.event_data)">
                                             <b>{{item.key}}:</b>
                                             <span *ngIf="typeOf(item.value) == 'other'"> {{item.value}}</span>
-                                            <span *ngIf="typeOf(item.value) == 'array'"> {{item.value.join(', ')}}</span>
+                                            <span *ngIf="typeOf(item.value) == 'array'"> {{joinArray(item.value)}}</span>
                                             <ul *ngIf="typeOf(item.value) == 'object'" class="event-data">
                                                 <li *ngFor="let subitem of eventData(item.value)">
                                                     <b>{{subitem.key}}:</b> {{subitem.value}}
diff --git a/src/organization/activity_log/activity_log_list.component.ts b/src/organization/activity_log/activity_log_list.component.ts
index b5a8fe89fb2..55b24553f33 100644
--- a/src/organization/activity_log/activity_log_list.component.ts
+++ b/src/organization/activity_log/activity_log_list.component.ts
@@ -97,6 +97,13 @@ export class ActivityLogListComponent extends BaseList implements OnInit, AfterV
         return ret;
     }
 
+    joinArray(value) {
+        if (value.length > 10) {
+            return value.slice(0, 10).join(', ') + ' ...';
+        }
+        return value.join(', ');
+    }
+
     typeOf(value) {
         if (value && typeof value == 'object') {
             if (Array.isArray(value)) {