diff --git a/confluent_server/confluent/auth.py b/confluent_server/confluent/auth.py
index ce8cfd49..b71dbb6d 100644
--- a/confluent_server/confluent/auth.py
+++ b/confluent_server/confluent/auth.py
@@ -22,7 +22,10 @@
 import confluent.config.configmanager as configmanager
 import eventlet
 import eventlet.tpool
-import Cryptodome.Protocol.KDF as KDF
+try:
+    import Cryptodome.Protocol.KDF as KDF
+except ImportError:
+    import Crypto.Protocol.KDF as KDF
 from fnmatch import fnmatch
 import hashlib
 import hmac
diff --git a/confluent_server/confluent/config/configmanager.py b/confluent_server/confluent/config/configmanager.py
index 91f48ffc..58f4bc59 100644
--- a/confluent_server/confluent/config/configmanager.py
+++ b/confluent_server/confluent/config/configmanager.py
@@ -42,10 +42,16 @@
 # by passphrase and optionally TPM
 
 
-import Cryptodome.Protocol.KDF as KDF
-from Cryptodome.Cipher import AES
-from Cryptodome.Hash import HMAC
-from Cryptodome.Hash import SHA256
+try:
+    import Cryptodome.Protocol.KDF as KDF
+    from Cryptodome.Cipher import AES
+    from Cryptodome.Hash import HMAC
+    from Cryptodome.Hash import SHA256
+except ImportError:
+    import Crypto.Protocol.KDF as KDF
+    from Crypto.Cipher import AES
+    from Crypto.Hash import HMAC
+    from Crypto.Hash import SHA256
 try:
     import anydbm as dbm
 except ModuleNotFoundError: