diff --git a/src/tests/system/tests/test_proxy.py b/src/tests/system/tests/test_proxy.py
new file mode 100644
index 00000000000..6ea95c8f92a
--- /dev/null
+++ b/src/tests/system/tests/test_proxy.py
@@ -0,0 +1,64 @@
+"""
+Proxy Provider tests.
+
+:requirement: Ldap Provider - nss-pam-ldapd
+"""
+
+
+from __future__ import annotations
+
+import pytest
+from sssd_test_framework.roles.client import Client
+from sssd_test_framework.roles.ldap import LDAP
+from sssd_test_framework.topology import KnownTopology
+
+
+@pytest.mark.topology(KnownTopology.LDAP)
+@pytest.mark.ticket(bz=895570)
+def test_invalid_attribute_syntax(client: Client, ldap: LDAP):
+    """
+    :title: Enabling proxy_fast_alias shows "ldb_modify failed:
+        [Invalid attribute syntax]" for id lookups.
+    :setup:
+        1. Setup sssd for proxy provider.
+        2. Enable proxy_fast_alias.
+        3. Setup nslcd services.
+        4. Add Ou and User.
+    :steps:
+        1. id lookup a user.
+        2. Check logs for "ldb_modify failed".
+    :expectedresults:
+        1. id look up should success.
+        2. Errors should not be seen on enabling proxy_fast_alias.
+    :customerscenario: True
+    """
+    client.sssd.config["domain/test"] = {
+        "id_provider": "proxy",
+        "debug_level": "0xFFF0",
+        "proxy_lib_name": "ldap",
+        "proxy_pam_target": "sssdproxyldap",
+        "proxy_fast_alias": "true",
+    }
+    client.fs.write(
+        "/etc/pam.d/sssdproxyldap",
+        """
+            auth    required pam_ldap.so
+            account required pam_ldap.so
+            password required pam_ldap.so
+            session required pam_ldap.so
+            """,
+    )
+    client.fs.write(
+        "/etc/nslcd.conf",
+        f"uid nslcd\ngid ldap\nuri " f"ldap://{ldap.host.hostname}\nbase " f"{ldap.ldap.naming_context}\n",
+        dedent=False,
+    )
+    client.sssd.svc.restart("nslcd")
+    client.sssd.restart()
+    ou_users = ldap.ou("users").add()
+    user = ldap.user("user-1", basedn=ou_users).add(uid=10001, gid=10001, password="Secret123")
+    result = client.tools.id(user.name)
+    assert result is not None
+    assert result.user.name == user.name
+    log = client.fs.read(client.sssd.logs.domain())
+    assert "ldb_modify failed: [Invalid attribute syntax]" not in log