diff --git a/modules/glmv-hs.js b/modules/glmv-hs.js
index 95c769e..6a8563b 100644
--- a/modules/glmv-hs.js
+++ b/modules/glmv-hs.js
@@ -69,13 +69,15 @@ clickDeleteHotspot = function (hs) {
     deleteHotspot = null
     enableViewer()
     const anName = hs.target.childNodes[0].innerText
-    let purgeAnnotation = new RegExp('(?<="annotationSets"[\\S\\s]*?)(^.*?' + anName + '.*\n)','gm')
     hs.target.remove()
-    const editText = $('#wpTextbox1').val()
-    const newText = editText.replace(purgeAnnotation,'')
-    const finalText = newText.replace(/(,)(\n\s+])/gm,'$2')
-    $('#wpTextbox1').val(finalText)
-    writeMvconfig()
+    let currentText = $('#wpTextbox1').val()
+    let [_, mvconfig] = extractMvconfig(currentText)
+    delete mvconfig.annotations[anName]
+    for (anSet in mvconfig.annotationSets) {
+        mvconfig.annotationSets[anSet]=mvconfig.annotationSets[anSet].filter( x => x !== anName )
+    }
+    let newText = currentText.replace(/(.*?<mvconfig>)[\S\s]*?(<\/mvconfig>.*)/,`$1\n${TOML.stringify(mvconfig, null, 2)}\n$2`)
+    $('#wpTextbox1').val(newText)
     readMvconfig()
 }