diff --git a/changes/issue-4470-global-agent-options-update b/changes/issue-4470-global-agent-options-update
new file mode 100644
index 0000000000..90b634ebd9
--- /dev/null
+++ b/changes/issue-4470-global-agent-options-update
@@ -0,0 +1 @@
+* Fix bug with global agent options overriding with difference
\ No newline at end of file
diff --git a/frontend/pages/admin/AppSettingsPage/AppSettingsPage.tsx b/frontend/pages/admin/AppSettingsPage/AppSettingsPage.tsx
index 281aac59da..de49a17490 100644
--- a/frontend/pages/admin/AppSettingsPage/AppSettingsPage.tsx
+++ b/frontend/pages/admin/AppSettingsPage/AppSettingsPage.tsx
@@ -52,6 +52,8 @@ const AppSettingsPage = (): JSX.Element => {
   const onFormSubmit = useCallback(
     (formData: IConfigNested) => {
       const diff = deepDifference(formData, appConfig);
+      // send all formData.agent_options because diff overrides all agent options
+      diff.agent_options = formData.agent_options;
 
       configAPI
         .update(diff)