diff --git a/django_hoptcha/templatetags/hoptcha_tags.py b/django_hoptcha/templatetags/hoptcha_tags.py
index 3e024d5..7f515f7 100755
--- a/django_hoptcha/templatetags/hoptcha_tags.py
+++ b/django_hoptcha/templatetags/hoptcha_tags.py
@@ -1,6 +1,3 @@
-from django import template
-from django.conf import settings
-
 """
 MIT License
 
@@ -25,6 +22,12 @@ OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
 SOFTWARE.
 """
 
+from django import template
+from django_hoptcha.settings import (
+    HOPTCHA_URL,
+    HOPTCHA_CLIENT_ID,
+)
+
 from django.template.loader import render_to_string
 
 register = template.Library()
@@ -38,7 +41,7 @@ def captcha_placeholder():
 @register.simple_tag
 def captcha_iframe():
     context = {
-        'captcha_url': getattr(settings, 'CAPTCHA_GENERATE_URL', '#'),
-        'public_key': getattr(settings, 'CAPTCHA_PUBLIC_KEY', ''),
+        'captcha_url': getattr(settings, 'HOPTCHA_URL', '#'),
+        'public_key': getattr(settings, 'HOPTCHA_CLIENT_ID', ''),
     }
     return render_to_string('django_hoptcha/captcha_iframe.html', context)