diff --git a/providers/fab/src/airflow/providers/fab/auth_manager/security_manager/override.py b/providers/fab/src/airflow/providers/fab/auth_manager/security_manager/override.py
index 9a89b6574b3db..9c85c2e0151fe 100644
--- a/providers/fab/src/airflow/providers/fab/auth_manager/security_manager/override.py
+++ b/providers/fab/src/airflow/providers/fab/auth_manager/security_manager/override.py
@@ -1929,6 +1929,7 @@ def auth_user_ldap(self, username, password, rotate_session_id=True) -> User | N
         # Ensure python-ldap is installed
         try:
             import ldap
+            import ldap.filter
         except ImportError:
             log.error("python-ldap library is not installed")
             return None