diff --git a/app/forms/user.py b/app/forms/user.py
index 18bf531..271cffa 100644
--- a/app/forms/user.py
+++ b/app/forms/user.py
@@ -60,7 +60,7 @@ class NewUserForm(FlaskForm):
 
 class EditUserForm(FlaskForm):
     name = StringField("Name", [DataRequired()])
-    avatar_img = FileField("Avatar file (max 1mb)")
+    avatar_img = FileField("Avatar file (max 1mb, formats: jpg,jpeg,png)")
     submit = SubmitField("Save")
 
     def validate_username(self, field):
diff --git a/app/templates/user/edit_profile.html b/app/templates/user/edit_profile.html
index 63085d7..c917710 100644
--- a/app/templates/user/edit_profile.html
+++ b/app/templates/user/edit_profile.html
@@ -42,7 +42,7 @@
               </div>
               <div>
 
-              {{form.avatar_img(type='file', class='bg-gray-50 border border-gray-300 text-gray-900 text-sm rounded-lg focus:ring-blue-500 focus:border-blue-500 block w-full p-2.5 dark:bg-gray-700 dark:border-gray-600 dark:placeholder-gray-400 dark:text-white dark:focus:ring-blue-500 dark:focus:border-blue-500', id="avatar_img",
+              {{form.avatar_img(type='file', class='bg-gray-50 border border-gray-300 text-gray-900 text-sm rounded-lg focus:ring-blue-500 focus:border-blue-500 block w-full p-2.5 dark:bg-gray-700 dark:border-gray-600 dark:placeholder-gray-400 dark:text-white dark:focus:ring-blue-500 dark:focus:border-blue-500', id="avatar_img", accept=".jpg,.png,.jpeg",
               value=current_user.avatar_img if current_user.avatar_img else "")}}</div>
             </div>
             <button type="submit" class="w-full px-5 py-3 text-base font-medium text-center text-white bg-blue-700 rounded-lg hover:bg-blue-800 focus:ring-4 focus:ring-blue-300 sm:w-auto dark:bg-blue-600 dark:hover:bg-blue-700 dark:focus:ring-blue-800">Save changes</button>