diff --git a/CHANGELOG.md b/CHANGELOG.md
index 1686ea5b..013b6a11 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -7,7 +7,6 @@
 <h2>Version 3.7.6 - ??/??/2025</h2>
       <ul>
         <li><i>[Claude API]</i> Added the System Prompt configuration option [<a href="https://github.com/micz/ThunderAI/issues/549">#549</a>].</li>
-        <li><i>[All APIs]</i> Trying to add missing parenthesis in the JSON response [<a href="https://github.com/micz/ThunderAI/issues/551">#551</a>].
         <li><i>[ChatGPT Web]</i> Fix: correctly showing the input field after an update in the HTML page from OpenAI [<a href="https://github.com/micz/ThunderAI/issues/556">#556</a>].</li></li>
         <li>...</li>
       </ul>
diff --git a/js/mzta-utils.js b/js/mzta-utils.js
index 135d7616..24cb954c 100644
--- a/js/mzta-utils.js
+++ b/js/mzta-utils.js
@@ -592,11 +592,8 @@ export function hasSpecificIntegration(use, conntype){
   return use && (conntype != null) && (conntype !== '');
 }
 
-export function extractJsonObject(inputString, fixBraces = true) {
+export function extractJsonObject(inputString) {
   try {
-    if (fixBraces) {
-      inputString = fixJsonBraces(inputString);
-    }
     const jsonMatch = inputString.match(/\{[\s\S]*\}/);
     if (jsonMatch) {
       const jsonObject = JSON.parse(jsonMatch[0]);
@@ -614,23 +611,6 @@ export function extractJsonObject(inputString, fixBraces = true) {
   }
 }
 
-function fixJsonBraces(inputString) {
-  let result = inputString.trim();
-  const hasOpen = result.startsWith("{");
-  const hasClose = result.endsWith("}");
-
-  if (hasClose && !hasOpen) {
-    return "{" + result;
-  }
-
-  if (hasOpen && !hasClose) {
-    return result + "}";
-  }
-
-  return result;
-}
-
-
 export function isAPIKeyValue(id){
   return id=="chatgpt_api_key" || id=="openai_comp_api_key" || id=="google_gemini_api_key" || id=="anthropic_api_key";
 }
diff --git a/options/mzta-release-notes.html b/options/mzta-release-notes.html
index 4a6808d4..95dbdee4 100644
--- a/options/mzta-release-notes.html
+++ b/options/mzta-release-notes.html
@@ -10,7 +10,6 @@
       <h2>Version 3.7.6 - ??/??/2025</h2>
       <ul>
         <li><i>[Claude API]</i> Added the System Prompt configuration option [<a href="https://github.com/micz/ThunderAI/issues/549">#549</a>].</li>
-        <li><i>[All APIs]</i> Trying to add missing parenthesis in the JSON response [<a href="https://github.com/micz/ThunderAI/issues/551">#551</a>].</li>
         <li><i>[ChatGPT Web]</i> Fix: correctly showing the input field after an update in the HTML page from OpenAI [<a href="https://github.com/micz/ThunderAI/issues/556">#556</a>].</li>
         <li>...</li>
       </ul>