diff --git a/providers/base.py b/providers/base.py
index 971e1ab..b0dcdce 100644
--- a/providers/base.py
+++ b/providers/base.py
@@ -1,5 +1,6 @@
 """Base model provider interface and data classes."""
 
+import base64
 import binascii
 import logging
 import os
diff --git a/providers/openai_compatible.py b/providers/openai_compatible.py
index 7e653d9..e76f727 100644
--- a/providers/openai_compatible.py
+++ b/providers/openai_compatible.py
@@ -1,6 +1,5 @@
 """Base class for OpenAI-compatible API providers."""
 
-import base64
 import copy
 import ipaddress
 import logging