diff --git a/orchestra/contrib/saas/backends/__init__.py b/orchestra/contrib/saas/backends/__init__.py
index 0795b7be..e39e7c4a 100644
--- a/orchestra/contrib/saas/backends/__init__.py
+++ b/orchestra/contrib/saas/backends/__init__.py
@@ -24,7 +24,7 @@ class ApacheTrafficByHost(ServiceMonitor):
     <tt>CustomLog /home/pangea/logs/apache/host_blog.pangea.org.log host</tt>
     """
     model = 'saas.SaaS'
-    script_executable = '/usr/bin/python'
+    script_executable = '/usr/bin/python3'
     monthly_sum_old_values = True
     abstract = True
     include_received_bytes = False
diff --git a/orchestra/contrib/saas/backends/nextcloud.py b/orchestra/contrib/saas/backends/nextcloud.py
index 43ab66db..72708d58 100644
--- a/orchestra/contrib/saas/backends/nextcloud.py
+++ b/orchestra/contrib/saas/backends/nextcloud.py
@@ -64,7 +64,7 @@ class ApacheTrafficNextcloud(ServiceMonitor):
     <tt>CustomLog /var/log/apache2/access_nextcloud_nomusuari.log</tt>
     """
     model = 'saas.SaaS'
-    script_executable = '/usr/bin/python'
+    script_executable = '/usr/bin/python3'
     monthly_sum_old_values = True
     abstract = True
     include_received_bytes = True