diff --git a/src/blog/components/Profile.tsx b/src/blog/components/Profile.tsx
index 21b7e10..a5710c1 100644
--- a/src/blog/components/Profile.tsx
+++ b/src/blog/components/Profile.tsx
@@ -133,6 +133,7 @@ export default function Profile({
         label="Username"
         name="username"
         margin="normal"
+        disabled={true}
         value={formData.username}
         onChange={handleChange}
       />