diff --git a/server/src/main/resources/html/static/recordings.js b/server/src/main/resources/html/static/recordings.js
index 00dadfc1..ee1d8eef 100644
--- a/server/src/main/resources/html/static/recordings.js
+++ b/server/src/main/resources/html/static/recordings.js
@@ -125,19 +125,18 @@ function syncRecordings(recordings) {
     }
 
     // update existing recordings
-    for ( let i in recordings) {
-        let recording = recordings[i];
-        for ( let j in observableRecordingsArray()) {
-            let r = observableRecordingsArray()[j];
-            if (recording.id === r.id) {
-                r.progress = recording.progress;
-                r.sizeInByte = recording.sizeInByte;
-                r.status = recording.status;
-                r.startDate = recording.startDate;
-                r.ko_progressString(recording.progress === -1 ? '' : (recording.progress + '%'));
-                r.ko_size(calculateSize(recording.sizeInByte));
-                r.ko_status(recording.status);
-            }
+    const recordingsMap = new Map(observableRecordingsArray().map(r => [r.id, r]));
+      
+    for (let recording of recordings) {
+        const r = recordingsMap.get(recording.id);
+        if (r) {
+            r.progress = recording.progress;
+            r.sizeInByte = recording.sizeInByte;
+            r.status = recording.status;
+            r.startDate = recording.startDate;
+            r.ko_progressString(recording.progress === -1 ? '' : (recording.progress + '%'));
+            r.ko_size(calculateSize(recording.sizeInByte));
+            r.ko_status(recording.status);
         }
     }
 }