diff --git a/service.js b/service.js
index 1edcb03..284782e 100644
--- a/service.js
+++ b/service.js
@@ -300,18 +300,20 @@ class BesService {
       matches: matches
     })
 
-    const dataToChange = this
-    let observer = new MutationObserver(function (mutations) {
-      mutations.forEach(mutation => {
-        if (mutation.type === 'characterData') {
-          const el = dataToChange.children?.find(
-            child => child.element === mutation.target
-          )
-          if (el) el.isProofed = false
-        }
+    if (!this.textAreaService) {
+      const dataToChange = this
+      let observer = new MutationObserver(function (mutations) {
+        mutations.forEach(mutation => {
+          if (mutation.type === 'characterData') {
+            const el = dataToChange.children?.find(
+              child => child.element === mutation.target
+            )
+            if (el) el.isProofed = false
+          }
+        })
       })
-    })
-    observer.observe(el, { characterData: true, subtree: true })
+      observer.observe(el, { characterData: true, subtree: true })
+    }
   }
 
   /**
@@ -322,6 +324,7 @@ class BesService {
   clearMistakeMarkup(el) {
     let child = this.children?.find(child => child.element === el)
     if (!child) return
+    if (this.textAreaService) child.isProofed = false
     child.matches.forEach(match => {
       if (match?.highlights) {
         match.highlights.forEach(h => h.remove())