diff --git a/social_core/backends/azuread.py b/social_core/backends/azuread.py
index 837d2c546..88f9778cf 100644
--- a/social_core/backends/azuread.py
+++ b/social_core/backends/azuread.py
@@ -64,7 +64,7 @@ def authority_host(self):
 
     @property
     def tenant_id(self):
-        return "common"
+        return self.setting("TENANT_ID", "common")
 
     @property
     def base_url(self):